Como Hacer Un Cohete Efervescente/How To Build A Fizzy Rocket

What substance can act like both a solid and a liquid? Slime! Want to find out how to make your own? Just follow the simple steps inside this book

Many people depend on blue crabs from the Chesapeake Bay for their jobs. But overfishing and changes in the blue crabs' habitats have reduced their numbers. Learn how scientists have stepped in to study these blue beauties so that they can keep a healthy crab population. Created in collaboration with the Smithsonian Institution, this Smithsonian Informational Text builds students' reading skills while engaging their curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides students through every step of the engineering design process and is...

El niño Claudio se fija en las cosas que ocurren en un campamento de verano para niños con poderes sobrenaturales.

Examines prehistoric cave bears, including their biology, hunting techniques, and lifestyles. Discusses possible reasons for their extinction.

Many desert animals around the world are in danger of becoming extinct. In this enlightening, Spanish-translated nonfiction title, readers will learn a few of the causes of extinction in the desert and what problems extinction causes for animals, wildlife, and humans alike. Through vibrant photos of beautiful animals and stunning facts in conjunction with informational text and useful charts and diagrams, readers will learn and understand concepts such as habit loss and learn ways that animal activists help to protect animals and their environments, as well as helpful tips to get involved in...