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Week 1: Science practices and tools
3 lessons•~15 mins
Skills and concepts for Science practices and tools.
Eighth Grade Science
Earth and space, life science, and physical science. Build skills and confidence for high school science.
Progress
0/153 lessons • 0%
Modules
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Week 2: Designing experiments
7 lessons•~35 mins
Skills and concepts for Designing experiments.
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Week 3: Engineering practices
4 lessons•~20 mins
Skills and concepts for Engineering practices.
🎯
Week 4: Density
2 lessons•~10 mins
Skills and concepts for Density.
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Week 5: Atoms and molecules
6 lessons•~30 mins
Skills and concepts for Atoms and molecules.
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Week 6: Chemical reactions
8 lessons•~40 mins
Skills and concepts for Chemical reactions.
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Week 7: Force and motion
12 lessons•~60 mins
Skills and concepts for Force and motion.
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Week 8: Kinetic and potential energy
4 lessons•~20 mins
Skills and concepts for Kinetic and potential energy.
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Week 9: Electricity and magnetism
3 lessons•~15 mins
Skills and concepts for Electricity and magnetism.
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Week 10: Thermal energy
2 lessons•~10 mins
Skills and concepts for Thermal energy.
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Week 11: Particle motion and energy
4 lessons•~20 mins
Skills and concepts for Particle motion and energy.
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Week 12: Waves
8 lessons•~40 mins
Skills and concepts for Waves.
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Week 13: Solutions
2 lessons•~10 mins
Skills and concepts for Solutions.
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Week 14: Classification and scientific names
3 lessons•~15 mins
Skills and concepts for Classification and scientific names.
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Week 15: Biochemistry
2 lessons•~10 mins
Skills and concepts for Biochemistry.
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Week 16: Cells
7 lessons•~35 mins
Skills and concepts for Cells.
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Week 17: Anatomy and physiology
2 lessons•~10 mins
Skills and concepts for Anatomy and physiology.
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Week 18: Genes to traits
10 lessons•~50 mins
Skills and concepts for Genes to traits.
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Week 19: Adaptations and natural selection
5 lessons•~25 mins
Skills and concepts for Adaptations and natural selection.
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Week 20: Fossils
2 lessons•~10 mins
Skills and concepts for Fossils.
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Week 21: Plant reproduction
2 lessons•~10 mins
Skills and concepts for Plant reproduction.
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Week 22: Photosynthesis
2 lessons•~10 mins
Skills and concepts for Photosynthesis.
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Week 23: Ecosystems
3 lessons•~15 mins
Skills and concepts for Ecosystems.
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Week 24: Ecological interactions
6 lessons•~30 mins
Skills and concepts for Ecological interactions.
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Week 25: Conservation
2 lessons•~10 mins
Skills and concepts for Conservation.
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Week 26: Natural resources and human impacts
3 lessons•~15 mins
Skills and concepts for Natural resources and human impacts.
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Week 27: Rocks
4 lessons•~20 mins
Skills and concepts for Rocks.
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Week 28: Earth's features
3 lessons•~15 mins
Skills and concepts for Earth's features.
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Week 29: Topographic maps
1 lesson•~5 mins
Skills and concepts for Topographic maps.
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Week 30: Earth's cycles
3 lessons•~15 mins
Skills and concepts for Earth's cycles.
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Week 31: The atmosphere
4 lessons•~20 mins
Skills and concepts for The atmosphere.
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Week 32: Weather and climate
5 lessons•~25 mins
Skills and concepts for Weather and climate.
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Week 33: Natural hazards
1 lesson•~5 mins
Skills and concepts for Natural hazards.
🎯
Week 34: Astronomy
12 lessons•~60 mins
Skills and concepts for Astronomy.
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Week 35: Units and measurement
6 lessons•~30 mins
Skills and concepts for Units and measurement.
All Lessons (153)
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The process of scientific inquiry
The scientific inquiry process is the method scientists use to explore observations and answer questions. It's a cycle of observation, questioning, hypothesizing, testing, and concluding.
Identify laboratory tools
Knowing the names and functions of common laboratory tools is essential for conducting experiments safely and effectively.
Laboratory safety equipment
Using laboratory safety equipment is crucial for protecting yourself and others from potential hazards in the lab.
Identify control and experimental groups
Master the skills and concepts for: Identify control and experimental groups.
Identify independent and dependent variables
Master the skills and concepts for: Identify independent and dependent variables.
Identify the experimental question
Master the skills and concepts for: Identify the experimental question.
Identify questions that can be investigated with a set of materials
Master the skills and concepts for: Identify questions that can be investigated with a set of materials.
Understand an experimental protocol about plant growth
Master the skills and concepts for: Understand an experimental protocol about plant growth.
Understand an experimental protocol about diffusion
Master the skills and concepts for: Understand an experimental protocol about diffusion.
Understand an experimental protocol about evaporation
Master the skills and concepts for: Understand an experimental protocol about evaporation.
Identify parts of the engineering-design process
Master the skills and concepts for: Identify parts of the engineering-design process.
Evaluate tests of engineering-design solutions
Master the skills and concepts for: Evaluate tests of engineering-design solutions.
Use data from tests to compare engineering-design solutions
Master the skills and concepts for: Use data from tests to compare engineering-design solutions.
Explore the engineering-design process: going to the Moon!
Master the skills and concepts for: Explore the engineering-design process: going to the Moon!.
Compare the density of substances
Master the skills and concepts for: Compare the density of substances.
Calculate density, mass, and volume
Master the skills and concepts for: Calculate density, mass, and volume.
What are atoms and chemical elements?
Master the skills and concepts for: What are atoms and chemical elements?.
How are substances represented by chemical formulas and models?
Master the skills and concepts for: How are substances represented by chemical formulas and models?.
Identify chemical formulas for ball-and-stick models
Master the skills and concepts for: Identify chemical formulas for ball-and-stick models.
Describe the atomic composition of molecules
Master the skills and concepts for: Describe the atomic composition of molecules.
Classify elementary substances and compounds using chemical formulas
Master the skills and concepts for: Classify elementary substances and compounds using chemical formulas.
Classify elementary substances and compounds using models
Master the skills and concepts for: Classify elementary substances and compounds using models.
Identify reactants and products
Master the skills and concepts for: Identify reactants and products.
Count atoms and molecules in chemical reactions
Master the skills and concepts for: Count atoms and molecules in chemical reactions.
Calculate amounts of reactants or products in chemical reactions
Master the skills and concepts for: Calculate amounts of reactants or products in chemical reactions.
Describe energy changes in chemical reactions
Master the skills and concepts for: Describe energy changes in chemical reactions.
Compare physical and chemical changes
Master the skills and concepts for: Compare physical and chemical changes.
Explore chemical structure and properties: soapmaking
Master the skills and concepts for: Explore chemical structure and properties: soapmaking.
Explore chemical structure and properties: food flavors
Master the skills and concepts for: Explore chemical structure and properties: food flavors.
Synthetic materials
Master the skills and concepts for: Synthetic materials.
Calculate velocity from time and distance
Master the skills and concepts for: Calculate velocity from time and distance.
Calculate distance from velocity and time
Master the skills and concepts for: Calculate distance from velocity and time.
Calculate time from velocity and distance
Master the skills and concepts for: Calculate time from velocity and distance.
Calculate velocity, distance, and time I
Master the skills and concepts for: Calculate velocity, distance, and time I.
Calculate velocity, distance, and time II
Master the skills and concepts for: Calculate velocity, distance, and time II.
Create a distance-time graph
Master the skills and concepts for: Create a distance-time graph.
Identify whether objects are accelerating
Master the skills and concepts for: Identify whether objects are accelerating.
How does mass affect force and acceleration?
Master the skills and concepts for: How does mass affect force and acceleration?.
Predict forces using Newton's third law
Master the skills and concepts for: Predict forces using Newton's third law.
Balanced and unbalanced forces
Master the skills and concepts for: Balanced and unbalanced forces.
Newton's laws of motion
Master the skills and concepts for: Newton's laws of motion.
Collisions and car safety features
Master the skills and concepts for: Collisions and car safety features.
Identify changes in gravitational potential energy
Master the skills and concepts for: Identify changes in gravitational potential energy.
Use tables and graphs to identify patterns about kinetic energy
Master the skills and concepts for: Use tables and graphs to identify patterns about kinetic energy.
Explore energy transformations: roller coaster ride
Master the skills and concepts for: Explore energy transformations: roller coaster ride.
Explore energy transformations: bike ride
Master the skills and concepts for: Explore energy transformations: bike ride.
Electric forces and fields
Master the skills and concepts for: Electric forces and fields.
Magnetic forces and fields
Master the skills and concepts for: Magnetic forces and fields.
Compare magnitudes of magnetic forces
Master the skills and concepts for: Compare magnitudes of magnetic forces.
Predict heat flow and temperature changes
Master the skills and concepts for: Predict heat flow and temperature changes.
Compare thermal energy transfers
Master the skills and concepts for: Compare thermal energy transfers.
How does particle motion affect temperature?
Master the skills and concepts for: How does particle motion affect temperature?.
Particle motion and changes of state
Master the skills and concepts for: Particle motion and changes of state.
How does particle motion affect gas pressure?
Master the skills and concepts for: How does particle motion affect gas pressure?.
Identify how particle motion affects temperature and pressure
Master the skills and concepts for: Identify how particle motion affects temperature and pressure.
Transverse waves
Master the skills and concepts for: Transverse waves.
Longitudinal waves
Master the skills and concepts for: Longitudinal waves.
Compare amplitudes, wavelengths, and frequencies of waves
Master the skills and concepts for: Compare amplitudes, wavelengths, and frequencies of waves.
Compare energy of waves
Master the skills and concepts for: Compare energy of waves.
Transmission, reflection, and absorption of waves
Master the skills and concepts for: Transmission, reflection, and absorption of waves.
Electromagnetic waves
Master the skills and concepts for: Electromagnetic waves.
Applications of infrared waves
Master the skills and concepts for: Applications of infrared waves.
Effects of ultraviolet waves
Master the skills and concepts for: Effects of ultraviolet waves.
Compare concentrations of solutions
Master the skills and concepts for: Compare concentrations of solutions.
Diffusion across membranes
Master the skills and concepts for: Diffusion across membranes.
Identify common and scientific names
Master the skills and concepts for: Identify common and scientific names.
Origins of scientific names
Master the skills and concepts for: Origins of scientific names.
Use scientific names to classify organisms
Master the skills and concepts for: Use scientific names to classify organisms.
Structure and function: carbohydrates, lipids, proteins, and nucleic acids
Master the skills and concepts for: Structure and function: carbohydrates, lipids, proteins, and nucleic acids.
The chemistry of cellular respiration
Master the skills and concepts for: The chemistry of cellular respiration.
Understanding cells
Master the skills and concepts for: Understanding cells.
Identify functions of plant cell parts
Master the skills and concepts for: Identify functions of plant cell parts.
Identify functions of animal cell parts
Master the skills and concepts for: Identify functions of animal cell parts.
Plant cell diagrams: label parts
Master the skills and concepts for: Plant cell diagrams: label parts.
Animal cell diagrams: label parts
Master the skills and concepts for: Animal cell diagrams: label parts.
Compare cells and cell parts
Master the skills and concepts for: Compare cells and cell parts.
Mitosis and the cell cycle
Master the skills and concepts for: Mitosis and the cell cycle.
Organization in the human body
Master the skills and concepts for: Organization in the human body.
Science literacy: how does the nervous system produce phantom pain?
Master the skills and concepts for: Science literacy: how does the nervous system produce phantom pain?.
Inherited and acquired traits: use evidence to support a statement
Master the skills and concepts for: Inherited and acquired traits: use evidence to support a statement.
Genetic variation in sexual reproduction
Master the skills and concepts for: Genetic variation in sexual reproduction.
Genetics vocabulary: genotype and phenotype
Master the skills and concepts for: Genetics vocabulary: genotype and phenotype.
Genetics vocabulary: dominant and recessive
Master the skills and concepts for: Genetics vocabulary: dominant and recessive.
Complete and interpret Punnett squares
Master the skills and concepts for: Complete and interpret Punnett squares.
Use Punnett squares to calculate ratios of offspring types
Master the skills and concepts for: Use Punnett squares to calculate ratios of offspring types.
Use Punnett squares to calculate probabilities of offspring types
Master the skills and concepts for: Use Punnett squares to calculate probabilities of offspring types.
Genes, proteins, and traits: understanding the genetic code
Master the skills and concepts for: Genes, proteins, and traits: understanding the genetic code.
Describe the effects of gene mutations on organisms
Master the skills and concepts for: Describe the effects of gene mutations on organisms.
How do genes and the environment affect plant growth?
Master the skills and concepts for: How do genes and the environment affect plant growth?.
How can animal behaviors affect reproductive success? Identify evidence to support a claim
Master the skills and concepts for: How can animal behaviors affect reproductive success? Identify evidence to support a claim.
Introduction to natural selection
Master the skills and concepts for: Introduction to natural selection.
Calculate the percentages of traits in a population
Master the skills and concepts for: Calculate the percentages of traits in a population.
Calculate the averages of traits in a population
Master the skills and concepts for: Calculate the averages of traits in a population.
Construct explanations of natural selection
Master the skills and concepts for: Construct explanations of natural selection.
Compare fossils to modern organisms
Master the skills and concepts for: Compare fossils to modern organisms.
Compare ages of fossils in a rock sequence
Master the skills and concepts for: Compare ages of fossils in a rock sequence.
Angiosperm and conifer life cycles
Master the skills and concepts for: Angiosperm and conifer life cycles.
Moss and fern life cycles
Master the skills and concepts for: Moss and fern life cycles.
How do plants use and change energy?
Master the skills and concepts for: How do plants use and change energy?.
Identify the photosynthetic organism
Master the skills and concepts for: Identify the photosynthetic organism.
Describe populations, communities, and ecosystems
Master the skills and concepts for: Describe populations, communities, and ecosystems.
Identify ecosystems
Master the skills and concepts for: Identify ecosystems.
Describe ecosystems
Master the skills and concepts for: Describe ecosystems.
How does matter move in food chains?
Master the skills and concepts for: How does matter move in food chains?.
Interpret food webs I
Master the skills and concepts for: Interpret food webs I.
Interpret food webs II
Master the skills and concepts for: Interpret food webs II.
Use food chains to predict changes in populations
Master the skills and concepts for: Use food chains to predict changes in populations.
Classify symbiotic relationships
Master the skills and concepts for: Classify symbiotic relationships.
Investigate primary succession on a volcanic island
Master the skills and concepts for: Investigate primary succession on a volcanic island.
Coral reef biodiversity and human uses: explore a problem
Master the skills and concepts for: Coral reef biodiversity and human uses: explore a problem.
Coral reef biodiversity and human uses: evaluate solutions
Master the skills and concepts for: Coral reef biodiversity and human uses: evaluate solutions.
Petroleum formation and distribution on Earth
Master the skills and concepts for: Petroleum formation and distribution on Earth.
Evaluate claims about natural resource use: groundwater
Master the skills and concepts for: Evaluate claims about natural resource use: groundwater.
Evaluate claims about natural resource use: fossil fuels
Master the skills and concepts for: Evaluate claims about natural resource use: fossil fuels.
Identify rocks and minerals
Master the skills and concepts for: Identify rocks and minerals.
Introduction to the rock cycle
Master the skills and concepts for: Introduction to the rock cycle.
Label parts of rock cycle diagrams
Master the skills and concepts for: Label parts of rock cycle diagrams.
Select parts of rock cycle diagrams
Master the skills and concepts for: Select parts of rock cycle diagrams.
Label Earth layers
Master the skills and concepts for: Label Earth layers.
Label Earth features at tectonic plate boundaries
Master the skills and concepts for: Label Earth features at tectonic plate boundaries.
Describe tectonic plate boundaries around the world
Master the skills and concepts for: Describe tectonic plate boundaries around the world.
Select parts of a topographic map
Master the skills and concepts for: Select parts of a topographic map.
Label parts of water cycle diagrams
Master the skills and concepts for: Label parts of water cycle diagrams.
Select parts of water cycle diagrams
Master the skills and concepts for: Select parts of water cycle diagrams.
The carbon cycle
Master the skills and concepts for: The carbon cycle.
Explore air masses
Master the skills and concepts for: Explore air masses.
Identify and compare air masses
Master the skills and concepts for: Identify and compare air masses.
How do air masses form?
Master the skills and concepts for: How do air masses form?.
The greenhouse effect
Master the skills and concepts for: The greenhouse effect.
Use data to describe climates
Master the skills and concepts for: Use data to describe climates.
Factors affecting climate: latitude
Master the skills and concepts for: Factors affecting climate: latitude.
Factors affecting climate: altitude
Master the skills and concepts for: Factors affecting climate: altitude.
Factors affecting climate: distance from the ocean
Master the skills and concepts for: Factors affecting climate: distance from the ocean.
Factors affecting climate: surface ocean currents
Master the skills and concepts for: Factors affecting climate: surface ocean currents.
Analyze natural hazard maps
Master the skills and concepts for: Analyze natural hazard maps.
Analyze models of the Earth-Sun-Moon system
Master the skills and concepts for: Analyze models of the Earth-Sun-Moon system.
Identify phases of the Moon
Master the skills and concepts for: Identify phases of the Moon.
Solar eclipses
Master the skills and concepts for: Solar eclipses.
Lunar eclipses
Master the skills and concepts for: Lunar eclipses.
What causes the seasons on Earth?
Master the skills and concepts for: What causes the seasons on Earth?.
Identify objects in the solar system
Master the skills and concepts for: Identify objects in the solar system.
Analyze data to compare properties of planets
Master the skills and concepts for: Analyze data to compare properties of planets.
Identify constellations
Master the skills and concepts for: Identify constellations.
Structure of the universe
Master the skills and concepts for: Structure of the universe.
Describe and classify galaxies
Master the skills and concepts for: Describe and classify galaxies.
Properties and classifications of stars
Master the skills and concepts for: Properties and classifications of stars.
Gravity and its role in the universe
Master the skills and concepts for: Gravity and its role in the universe.
Choose customary units of distance, mass, and volume
Master the skills and concepts for: Choose customary units of distance, mass, and volume.
Choose metric units of distance, mass, and volume
Master the skills and concepts for: Choose metric units of distance, mass, and volume.
Estimate temperatures
Master the skills and concepts for: Estimate temperatures.
Abbreviate time, length, speed, and acceleration units
Master the skills and concepts for: Abbreviate time, length, speed, and acceleration units.
Abbreviate temperature, mass, and volume units
Master the skills and concepts for: Abbreviate temperature, mass, and volume units.
Abbreviate force, energy, and electricity units
Master the skills and concepts for: Abbreviate force, energy, and electricity units.