Explains the physical forces that determine whether and how toys slide across a surface. Contains instructions for a hands-on experiment and includes color illustrations and a glossary.
Introduces young readers to inclined planes, explaining what they are, how they work, what they have been used for throughout history, and how they might be used in the future.
Introduces young readers to inclined planes, explaining what they are, how they work, what they have been used for throughout history, and how they might be used in the future.
