Everything in the universe moves, and movement can be changed by different forces that push and pull. Three important forces are gravity, friction and magnetism. People need to consider these forces when designing everything from bike wheels to sports shoes to high-speed trains.
About NovaStar
NovaStar supports the explicit instruction of language comprehension, integrating background knowledge, vocabulary and comprehension strategies.
Key Features
Comprehension Strategy: Self-Monitoring; Genre: Non-Fiction; Learning Area: English, Science; Recommended Age: 8-10