K-5 friendly lesson
One small step at a time.Read the idea, try the activity, and celebrate each win as you go.
Nerves Carry Messages
Fast messages travel between your body and brain.
Do this: Read the concept below, then try the quiz or activity.
Lesson 14 of 18
Concept
Nerves send signals to your brain (feel, see, hear) and back to your muscles (move). Spinal cord is the main highway.
Touch to Move
Touch hand
→Nerves to spinal cord
→Brain figures it out
→Nerves to muscles
→Hand moves