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How do you lift a lion?
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Wells, Robert E. |
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! |
OL16671770W |
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¿Por qué el planeta Tierra es tan especial?
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Wells, Robert E. |
Este libro ilustrado para niños explica por qué la Tierra es el lugar perfecto para las plantas, los animales y las personas y lo que podemos hacer todos para que nuestro planeta tan especial siga si… |
OL19953870W |
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Can you count to a googol?
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Wells, Robert E. |
Introduces the concepts of very large numbers, up to a googol, and multiples of ten. |
OL1997832W |
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What's faster than a speeding cheetah?
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Wells, Robert E. |
Compares the speed of various animals, from humans to cheetahs to peregrine falcons, with even faster things like rockets, meteroids, and light. |
OL1997836W |