Lecciones sobre la seguridad en el trabajo cient’fico con Max Axiom, supercient’fic

Franz Kopf es un niño de 10 años. El día que el oculista le diagnostica un ojo vago y le coloca un parche en el ojo bueno, le cambia la vida: los profesores le sientan cerca de la pizarra, ya no le eligen como jugador de baloncesto durante el recreo, la gente en el autobús le mira diferente... Incluso Janika, su hermana pequeña, le trata de manera especial. Aunque para raras, ella. En el colegio, la suelen llamar Janika la Loca o la Infectada, por ser asmática perdida. No hay muy buena relación entre los dos hermanos. Durante el recreo, Franz se aburre un montón. Así que se dedica a...

Imagine traveling at half the speed of a jet plane without ever leaving the ground! Students will discover the technology that makes such speeds possible, from special tracks and safety precautions to aerodynamically designed trains. What are the limits to the speed of trains? What imposes those limits? Students also will read about the future of passenger train travel, from flying trains to trains that use huge magnets to levitate inches or centimeters off the track. Some trains safely reach speeds of more than 200 mph!

Say hello to heroes! This book introduces preschoolers to 50 men and women of color who have changed the world! Desde Toussaint L'Overture, el líder de la Revolución haitiana, hasta la jueza Sonia Sotomayor, la primera puertorriqueña jueza de la Corte Suprema de Estados Unidos, estos héroes y heroínas persistieron contra la adversidad y las dificultades para lograr un cambio positivo.From Toussaint L'Ouverture, the leader of the Haitian Revolution, to Justice Sonia Sotomayor, the first Supreme Court Justice from Puerto Rico, these heroes have persisted through adversity and hardships to...

Book Features: • Ages 4-8, Grades PreK-2 • 16 pages, 8 inches x 8 inches • Simple, patterned Spanish text with full-color pictures • Includes comprehension questions, writing prompts, and high frequency words • Graphic organizers and photo glossary included Jump Into Learning: In Listos para las Ciencias: Puedo Saltar, preschoolers—second graders learn about the different types of animals that can jump, just like you! Science Made Fun: How high can you jump? These animals can jump, too! Young readers learn about some of their favorite animals that can jump, hop, and leap! Build...