Ready when you are
For 11 to 13 year olds who like maths. Change
Start here
Then
Ages 8–13
Place Value Zoom
Multiply by ten. Watch which way the digits move.
Start playing →Ages 7–12
Tile Floor
Cover the floor. No gaps, no overlaps.
Start playing →Ages 7–12
Mirror Fold
Where do you put the mirror so the two halves match?
Start playing →Ages 8–13
Angle Ranger
Steer the rover. You only say how far to turn.
Start playing →Ages 7–12
Fraction Kitchen
Three children, two chocolate bars. Cut it fairly.
Start playing →Ages 11–13
Percent Tank
What does a 25 percent fill look like?
Start playing →Ages 9–13
Balance Scale
Take the same thing off both sides. Keep it level.
Start playing →Ages 10–13
Graph Racer
Fly through all five gates. You only get two numbers.
Start playing →Ages 11–13
Scale-Map Rescue
How far is the shelter on this tiny map?
Start playing →Ages 11–13
Function Machine
What rule turns every input into its output?
Start playing →Ages 9–13
Data Detective
Add one enormous number. Which average moves?
Start playing →Ages 11–13
Scatter Story
Does a trend survive one strange point?
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