Levers by Angela Royston
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Description
This series introduces the basic principles of design and technology, Students will learn how simple machines such as levers, springs, and wheels power more complex machines that we use every day. Each title contains a project allowing the reader to make a machine that uses simple machines and household items. The text is reinforced with colorful photos, clearly labeled diagrams, real-life examples, and easy experiments that allow students to observe the scientific concepts behind the machines.
