Learn how simple machines make work easier in these colorful nonfiction picture books all about science and engineering! What if an elephant sat on your book and refused to move. How could you lift it? Very carefully! You might want to use a pulley. A pulley is one of six simple machines that are designed to make different kinds of work such as lifting, pulling, pushing easier. In Pulleys Pull …
QUICK: Name the most powerful and complex supercomputer ever built. Give up? Here’s a hint: It’s housed in your head and it’s the one thing that makes you YOU. Your brain is mission control for the rest of your body and steers you through life. Not bad for something the size of a softball that looks like a wrinkled grey sponge! In this fascinating, interactive book -- a companion to th…
In this instant New York Times bestseller, Angela Duckworth shows anyone striving to succeed that the secret to outstanding achievement is not talent, but a special blend of passion and persistence she calls “grit.” “Inspiration for non-geniuses everywhere” ( People ). The daughter of a scientist who frequently noted her lack of “genius,” Angela Duckworth is now a celebrated rese…