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Roll, Slope, and Slide - A Book about Ramps by Michael Dahl; Denise Shea (Illustrator)
$15.99 AUD
Category: Children's General | Series: Amazing Science: Simple Machines Ser.
Skateboards, roller coasters, and playground slides, all of these are ramps. From award-winning author Michael Dahl, this nonfiction picture book provides an introduction to one of the most important machines humans rely on. With fun facts and bright illustrations, find out how people use ramps every da ...Show more
Scoop, Seesaw, and Raise - A Book about Levers by Michael Dahl; Denise Shea (Illustrator)
$15.99 AUD
Category: Children's General | Series: Amazing Science: Simple Machines Ser.
Provides examples to describe levers as simple machines used to lift, push, or move a load. Includes an activity.
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