Louis Pasteur

The Uses Of Wind Energy Is The Topic Of This Book. Explains The Positive And Negative Impact This Form Of Energy Can Have On Our World.

Defines levers, explains their functions, and suggests simple experiments to demonstrate how they work.

Defines screws, explains their functions, and suggests simple experiments to demonstrate how they work.

"Dino" Don Lessem brings readers face-to-face with various dinosaur species, detailing their habitats, way of life and how they became extinct. An acclaimed dinosaur expert, Don Lessem has written more than 30 children's books, writes a popular dinosaur column in Highlights magazine, and was an adviser for Jurassic Park. Take a trip through dinosaur time to meet these sea giants face-to-face: The Archelon was similar to a turtle, but its shell was made of crossed rib bone covered in rubbery skin! The Mososaurs had huge pointy jaws and grew to be fifty feet long! The Ichthyosaurs looked a lot...

How do you truly engage students in learning history? When students make personal connections to the subject, they’re much more motivated to learn. This Spanish book provides firsthand accounts of history that give personal insights into historical events. Students will learn about Alta California by examining the maps, letters, images, photographs, and art that emerged during the Mexican rule of California. With a visually appealing layout, this book features captivating text, fun facts, sidebars, and time lines that help students grasp the essential concepts they need to know at their...

Haz trucos mágicos y al mismo tiempo experimentos científicos con objetos y materiales domésticos. ¡Asombrarás a tu familia y a tus amigos! Con Ciencia mágica en tu cuarto te convertirás en un maestro ilusionista, desafiarás los poderes de la memoria, crearás una tormenta ¡y le pondrás los pelos de punto a mamá! El juego de la ciencia es una colección diseñada para que los niños aprendan jugando. En cada libro se encuentran las claves de la ciencia más elementales que permitirán a los jóvenes inventores descubrir un universo fantástico.

Más de 150 fotos y textos sencillos para descubrir de dónde salen los alimentos que compramos en las tiendas.