Ciclo de la leche

In 1876, France decided to give the United States a very big and very special present--the Statue of Liberty. The gift was to commemorate the 100th birthday of the United States, and just packing it was no small feat--350 pieces in 214 crates shipped across the ocean. The story of how the 111-foot-tall lady took her place in the New York Harbor will fascinate young readers.

Examines the nature of inclined planes and wedges, how they can reduce the amount of force necessary to perform work, and ways in which they are used.

Carlos goes into the cloud forest to look for animals, but he manages to miss seeing them even though they have an adventure with his umbrella.

¡Hay nieve en el suelo, y los carámbanos se están formando! Debe ser invierno. A través de fotografías de color descubra qué tipo de actividades la gente hace en el invierno. Las preguntas de pensamiento crítico y otras grandes características hacen que esta edición en español sea una excelente introducción a la lectura de no ficción para niños. There's snow on the ground, and icicles are forming! It must be winter. Through vivid full-color photographs and carefully leveled text, discover what kinds of activities people do in the winter. Age-appropriate critical thinking...