Un día en el zoológico (Day at the Zoo) (Spanish Version)

Find three-dimensional shapes in a fort! This fun title, that has been translated into Spanish, challenges children to find cylinders, cones, and pyramids in a fort while introducing them to terms like base, vertex, face, and more! Young readers will improve their STEM skills and learn how to recognize these three-dimensional shapes all around them! Vibrant images, clear examples, and helpful mathematical diagrams work together to make geometry seem easy and fun!

There is a contest at a school to design a new playground. The students use blocks to build their models. As they build, they use three-dimensional shapes. Some students build a train out of blocks for the younger students to play on. Can you guess which three-dimensional shape they use for the train's wheels? Read to find out which design wins.

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!

El reciclaje, el calentamiento global del planeta y el cuidado de nuestro entorno son cuestiones de actualidad que también interesan a los niños y niñas. Este título las pone a su alcance para que puedan conocerlas y poner su granito de arena para lograr un mundo más verde. Incluye un póster y unas instrucciones para decorar una maceta y plantar una semilla.

Es el verano de 1990 y Lucas Sastre, recién acabada la carrera de Arqueología y con pocas perspectivas laborales, recibe una misteriosa oferta de empleo. Supera pruebas psicológicas, de agudeza visual... Pronto descubre quién está detrás: el CESID, que quiere reclutarlo para su delegación en El Cairo. Una vez allí, bajo las órdenes de Julio Flores-Westenfarg, un agente bregado en mil batallas, Lucas se ve involucrado, casi a su pesar, en una operación secreta del gobierno español que tiene como objetivo conseguir acceso sin límites a los pozos de petróleo de un pequeño país...

Healthy Habits is a collection of four stories featuring the Chiminis, fictitious characters that live in the forest and are as small as pine cones. In each story, one of the Chiminis has an adventure that highlights the importance of hygiene, a good diet, and exercise, and offers general health advice.