🔬 Science · Forces & Motion
Friction & Surfaces
Compare how things move on different surfaces, noticing that some surfaces create more friction than others
Typical age: 7–8 years
“Can your child explain why a toy car rolls further on a smooth wooden floor than on carpet?”
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- Balanced & Unbalanced ForcesREQUIRED
Must understand friction affects motion before investigating balanced/unbalanced forces
- Contact & Non-Contact ForcesREQUIRED
Must experience contact forces like friction before distinguishing contact vs non-contact forces
- Air Resistance & FrictionREQUIRED
Must know friction from surface comparisons before learning about air/water resistance as similar forces