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

Did you know that most animals in the world don't have backbones? Learn more about invertebrates in this engaging, Spanish-translated nonfiction book. Readers will learn all about mollusks, arthropods, arachnids, and crustaceans while being stimulated from cover to cover with its detailed images and charts, intriguing facts, and informative text.

Novedosos libros que nos acercan al modo de vida de antiguas civilizaciones, con vasta informacion y laminas transparentes de acetato que al levantarlas descubren construcciones caracteristicas de cada cultura.

"Simple text and photos present the seasonal weather cycle and activities to do in each season"--Provided by publisher.

Historietas de humor que refleja las situaciones de todos los que sufrimos y disfrutamos con un hermano.