El bisonte mágico

Computer science is all around us, at school, at home, and in the community. This book gives readers the essential tools they need to understand the computer science concept of loops. Brilliant color photographs and accessible text will engage readers and allow them to connect deeply with the concept. The computer science topic is paired with an age-appropriate curricular topic to deepen readers’ learning experience and show how loops work in the real world. In this book, readers will learn about loops through the life cycle of an apple tree. This nonfiction title is paired with the fiction ...

Advances in science have changed our world, all thanks to the scientists behind important discoveries. Some of the most important discoveries have come from female scientists, who were as unique for their work as they were for being trailblazers in a male-dominated industry. This text offers a biographical treatment of such important scientists as Marie Curie, Rachel Carson, and Jane Goodall, as well as others who have made it possible for women of the future to have a career in science. Age-appropriate text, fact boxes, historical and modern images, and a comprehensive timeline complete the...

Where is your brain exactly? What does it do? Use your brain to read this engaging, Spanish-translated title and learn all about it!

Alexa y otros ni�os de su escuela en Costa Rica tienen un proyecto especial: ellos est�n criando cocodrilos americanos. Ella nombra a su cocodrilo "Jefe" porque parece que �l est� a cargo de los otros. Alexa le trae pollo y ranas para comer y escribe acerca de su progreso en su diario. Muy pronto, su peque�o cr�o est� tan grande como una barra grande de pan. Se ha convertido en un cocodrilo joven y es tiempo de que Alexia le diga adi�s y que Jefe regrese a la vida salvaje.