Medir la velocidad (Measuring Speed)

Provides information on the tiny reptiles, including their use of color as a defense, their climbing skills, and their ability to grow back a missing tail.

For those who enjoy unconventional solutions, the author offers a wide range of all-time paradoxes that defy your deductive and calculation skills with impossible logical truths, and helps you to learn how to overcome the traps of false truths.

Discusses the physical characteristics of great white sharks that combine to make them such able predators.

Now available in Spanish bilingual editions, this best-selling series offers big, brainy science for the littlest listeners. Accurate enough to satisfy an expert, yet simple enough for baby, this clever board book explores the ups and downs of gravity. When baby drops food from a high chair, why does it fall? Beautiful, visually stimulating illustrations complement age-appropriate language to encourage baby's sense of wonder. Parents and caregivers may learn a thing or two, as well!

¿Adoptar un dragón mascota O adoptar un unicornio mascota? A los niños les enchant jugar ¿Que Prefieres? con familia y amigos. Este libro de juegos es divertido para todas las edades niños de 6 años, 7 años, 8 años, 9 años, 10 años, 11 años y 12 años