There are forces at work whenever you throw a ball, run up the stairs, or push your big brother off the couch. Want to learn more about the forces around you? read and find out!'
Buku ini membahas mengenai fungsi pengungkit dan kegunaannya dari benda-benda yang ditemui sehari-hari. Dengan disertai percobaan mudah, membacanya menjadi lebih seru.'
A science book about force and motion.
Introduces the type of work, dangers, and requirements for the job firefighter.'
A science book about push and pull; cause and effect and all other types of movement and force.
Join Steve, Amy, Zack and Jo as they investigate what happens when you push and pull things. Do the projects with them and see if you can find out the answers!'
What shape makes a good wheel? Why do you whiz down a slide? How can Steve pull Amy and Jo in his wagon? Why did Amy slip on the grass? Jooin Steve, Amy, Zack, and Jo as they investigate why some things roll and others slide. Do the projects with them an