Forces and motion are key concepts in the elementary science curriculum. This set uses easy-to-read text and full-color photographs to help young readers understand the principles behind simple machines. The text has been vetted by a science curriculum consultant and a reading consultant, allowing students to build reading skills as well as their knowledge of science concepts.
Includes 6-packs of 3 titles (Wheels and Axles, Pulleys, Ramps, Wedges and Screws)
F&P Level: N