Kategoria BISAC: Juvenile Nonfiction >> Technology - How Things Work/Are Made

Did you know that a rollercoaster does not need an engine or power source of its own? And how exactly does a bumper car go without gas? Young science lovers will flip when they learn about the science behind amusement parks in this fun, fact-filled Level 3 Ready-to-Read

A special section at the back of the book includes Common Core-vetted extras on subjects like geography and math, and there's even a fun quiz so readers can test...

Don't jump

If you're on the space shuttle, that is. Astronauts never jump in space. They usually drink out of straws, and they lift tons of equipment as if it were light as air. Find out more in this information-packed voyage into space.

Follow that garbage truck...to the landfill to see how trash keeps piling up...to the incinerator to see how trash can be turned into energy...to the recycling center to see how a soda bottle can be turned into a flowerpot. This classic picture book is a fascinating exploration of what happens to our trash.

Now rebranded with a new cover look, this picture book is filled with fun charts and diagrams to explain how we deal with the problem of too much trash. Activities throughout the book empower kids to help the environment, whether it's by separating trash from recycling or using a...

What goes up must come down.

Everybody knows that. But what is it that pulls everything from rocks to rockets toward the center of the earth? It's gravity. Nobody can say exactly what it is, but gravity is there, pulling on everything, all the time. With the help of an adventurous scientist and his fun-loving dog, you can read and find out about this mysterious force.

From the factory to the road, browse through more than 170 cool cars -- from hatchbacks to hybrids -- in Pocket Genius: Cars. Trace the history of the automobile from early vintage cars to modern concept cars, limousines to coupes, and minivans to sports cars in this compact-size reference guide perfect for children ages 8-12.

Redesigned in paperback, DK's best-selling Pocket Genius series is now available in an engaging compact and economical format that is ideal for both browsing and quick reference for use in school and at home. Catalog entries packed with facts provide...