Globos aerostáticos (Hot Air Balloons)

This book really measures up! It provides historical background and details about how length, distance, volume, weight, and time were measured in the past. An introduction to many of the necessary terms for a better understanding of measurement, such as scale, perimeter, and ruler is provided along with detailed photos and images to help the readers better comprehend the overall concept of measurement.

En el acuario (At the Aquarium) engages students in reading about aquariums as they learn how to calculate volume. Volume helps aquarium designers figure out everything from the shapes and sizes of tanks to how much water is needed to fill them. This nonfiction Spanish text includes mathematical charts to help students practice calculations. With a glossary, an index, and easy-to-read text, students will build their math and reading skills while they are engaged in reading high-interest content.

Readers learn about the various animals that need help and what they can do to make a difference through volunteerism in this engaging book. Discover different programs and organizations that work to protect animals, animal habitats, and endangered species through vibrant images and charts and informational text. Featuring a list of helpful and useful websites, this Spanish-translated nonfiction title encourages readers to take part in animal activism in any way they can--from baking homemade dog biscuits to exploring careers that help sick or injured animals.

¿Te has ganado ya el título de súper bromista? ¿Eres el genio indiscutible de las bromas? Si el primer libro de «Súper Bromas» te ayudó a hacerte un nombre entre tus amigos, con este segundo volumen te reafirmarás como el mejor bromista de todos los tiempos. ¿Pensabas que ya no quedaban víctimas? ¿Que tus bromas eran inmejorables? No te apures, aquí te traemos un montón de bromas nuevas ¿Estás a punto para gastar más bromas? Hemos recopilado las ideas más divertidas (y un poco locas) para que te conviertas en un ¡auténtico ninja de las bromas!

Know Your NumbersFind the hidden numbers in these exciting counting books. Count by ones, twos, fives, and tens!

Explains the importance of the skeleton in overall health, and describes how to keep the structure healthy.