Tiranosaurio Rex

¿Qué tienen en común una tortuga marina, una iguana y una pitón? ¡Son todos reptiles! Conozca las características que comparten todos los reptiles. What do a sea turtle, an iguana, and a python have in common? They're all reptiles! Learn about the characteristics that all reptiles share.

Reptiles y anfibios is one book in the Spanish-language Gran Atlas de la Ciencia series that covers today's most popular science topics, from digital TV to microchips to touchscreens and beyond. Perennial subjects in earth science, life science, and physical science are all explored in detail. Amazing graphics--more than 1,000 per title--combined with concise summaries help students understand complex subjects. Correlated to the science curriculum in grades 5-9, each title also contains a glossary with full definitions for vocabulary.

Tener la regla mola... Pero hay que saber cómo funciona. ¿Qué es la menstruación?,¿cómo te transforma el ciclo menstrual?, ¿la regla duele?, ¿qué opciones tienes para no mancharte?, ¿la primera regla llega de repente? Todo lo que siempre has querido saber sobre la menstruación (y nunca te has atrevido a preguntar) explicado de forma directa y divertida para vivir estos cambios con confianza y bienestar. Porque tener la regla mola, pero hay que saber cómo funciona.

Take a trip to the world market for an exciting way to learn about standard measurement! This title takes young readers to markets around the world, showing them how to measure common food items with standard measurements. Some things are measured by length! Some things are measured by weight! Children will learn these and other measurement techniques through vibrant images, fun examples, and simple mathematical charts, enhancing their mathematical and STEM skills.