About Who Is Biggest?
An arrow at the top shows the task: up means find the biggest, down means find the smallest. Younger kids compare three sizes of the same picture by eye. Older kids get colored dots with signs that say which one is bigger, and follow the chain to the answer.
How to play
- Check the arrow: up means biggest, down means smallest.
- Compare the pictures or follow the signs, then tap your answer.
- With a keyboard, press 1, 2, 3 or 4 to choose.
What your child practices
- Comparing sizes
- Greater than and less than
- Chains of reasoning
- Biggest and smallest
How it grows with your child

LittleAges 4-6
Three sizes of the same picture to compare by eye.

YoungAges 6-8
Three colored dots and two greater than signs to follow.

Big KidsAges 8-11
Four dots and three signs, some written the other way around.

Play together
Give spoken clues like the dog is bigger than the cat and the cat is bigger than the mouse, then ask who is biggest.
