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Ideal for young children. Sturdy books that will stand up to wear and tear with full-color illustrations and clear, simple text. Each one has a convenient carry-along handle.

The need for speed is the motivating factor in this engaging, Spanish book. Readers learn the history of travel from the very slow to the supersonic and beyond, including everything in between. They learn and discover the factors that influence motion for all types of vehicles: land, air, and water alike. They also learn different ways to measure speed and read about energy uses for different vehicles. With greater speed comes greater risk. Readers learn how engineers are always seeking new and better ways to keep people safe as they travel faster and go farther.

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.

La literatura de misterio es un género universal, en el que se han hecho incursiones editoriales múltiples en todos los tiempos. Nuestro libro es para que los niños a partir de 10 años conozcan, adaptados a su edad, los relatos más importantes de este género. Para que encuentren páginas de fenómenos inexplicables, historias de gran sobresalto que desboque o despierte su imaginación, que los atrape con facilidad... Disponible en catalán, para comprarlo haz clic aquí.