Explore the functions of levers, wheels, and pulleys, and learn how to lift a lion, pull a panda, and deliver a basket of bananas to a baboon birthday party!

• What's Smaller Than a Pygmy Shrew? (Wells of Knowledge Science Series)
• Is a Blue Whale the Biggest Thing There Is? (Wells of Knowledge Science)
• Pull, Lift, and Lower: A Book About Pulleys (Amazing Science: Simple Machines)
• Simple Machines (Starting With Science)
• Roll, Slope, and Slide: A Book About Ramps (Amazing Science: Simple Machines)