Experimentos sencillos sobre el tiempo

Existen los fantasmas? ¡Viaja al medio oeste de Estados Unidos y deci ́delo tu ́! Explora los rincones de la mansio ́n Lemp, atraviesa el cementerio de Bachelor's Grove y recorre el castillo de Franklin. ¡Te espera una aventura espeluznante!

Many insects hatch from eggs and molt several times as they grow bigger. Others, such as butterflies, undergo a complete metamorphosis. A common science curriculum topic, insect life cycles may be confusing because of these differences. However, this book breaks down these cycles into easy-to-understand steps in both accessible language and colorful diagrams readers can turn to for review again and again. The most important vocabulary needed to talk about insect life cycles is further explained in fact boxes and an extended glossary.

Un manual ilustrado que presenta la ciencia como un juego divertido en 26 experimentos de física y química con los que saciar la curiosidad del pequeño lector. Desde la comprobación de la presión atmosférica hasta la fabricación de un periscopio casero.

Correlated to the science curriculum, our Spanish-language series describes how the types of homes that different animals build reflect adaptations to their environments. Through simple, easy-to-follow text, each volume looks at each type of home as a shelter from predators and weather and a place to store food and raise young. Young readers also learn how animal homes and human homes fulfill similar needs and functions.