Anna Raff
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Kids use simple machines every day without realizing it. Teeth are wedges and so are knives, forks, and thumbtacks. Many toys such as slides, which are inclined planes, and seesaws, which are levers, are also simple machines. Two appealing kids and their comical cat introduce levers, wheels, pulleys, inclined planes, and more, and explain how they work. This lively introduction to physics will get kids excited about how simple machines simplify our...
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"The first zucchini of a summer garden is always exciting, but what happens when the plants just keep growing...and growing...and growing? Zora soon finds herself with more zucchini than her family can bake, sauté, or barbecue. Fortunately the ever-resourceful girl comes up with a perfect plan--a garden swap!"--Page [4] of cover.
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Hang on tight for a raucous bounce through the solar system and back -- propelled by funny, fanciful, factually sound poems and exuberant illustrations. The universe poured into me. My brain was overloaded. It smoked and glowed red-hot. And then it actually exploded. Ever wonder what the sun has to say about being the closest star to Earth? Or what Pluto has gotten up to since being demoted to a dwarf planet? Or where rocket ships go when they retire?...
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"An apple floats in a tub of water, but a ball of aluminum foil sinks to the bottom. But wait. If that same ball of foil is flattened out and shaped into a boat, it floats! How can that be? David A. Adler's clear, concise text and Anna Raff's delightful illustrations explain the basic principles of flotation and density in a way that will really sink in"--Front dust jacket flap.
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"Best friends Duck and Cat have a problem--Cat makes Duck sneeze! 'I think-achoo!-I'm allergic to you,' Duck declares. Hilarity ensues as Cat keeps trying to solve the problem--but Duck keeps sneezing! Is Duck really allergic to Cat or is something else going on?"--