Big, Small, More, Less Worksheets
BrainRotU gives the child a themed comparison activity that teaches foundational size and quantity ideas in a simple visual way.
Sample sheets
Shown on dinosaurs — and any other theme your child loves.

Dino Compare — Big, Small, More, Less (2–3)
Circle the bigger dinosaur or the smaller group of eggs. Develops foundational size and quantity comparison vocabulary.
How it adapts to your child
Every big, small, more, less sheet is generated fresh for your child, not pulled from a fixed set. As they master the level, BrainRotU's adaptive leveling nudges the difficulty up a band; if a sheet comes back too hard, it eases back down — so the worksheet keeps meeting them where they are. Snap a photo when they finish and it grades itself.
Related skills
Print this one, personalized for your kid
Tell us your child's age and what they love. We generate the worksheet tuned to them — you print it and sit down together with a pencil.
3 free worksheets, no card · then a 30-day free trial · $10/mo after · cancel anytime, effective at the end of your billing period.