La Energía Solar (Solar Energy)

Follows the life and career of the French scientist who proved the existence of germs and their connection with diseases.

Defines screws, explains their functions, and suggests simple experiments to demonstrate how they work.

Follows The Thirteenth Amendment That Freed The Slaves, The End Of The War, And The Death Of President Abraham Lincoln.

This inspiring biographical series ties in with elementary history, science, and social studies curricula, providing teachers with a valuable interdisciplinary resource. With these books, young readers will discover historical figures who devoted their lives to making the world a better place, and changed the course of history. Text copyright 2004 Lectorum Publications, Inc.

Readers may never expect that they might free fall to Earth, but if they have ever dived into a pool, that's exactly what they've done. This Spanish-translated book shows readers how Newton's three laws of motion affect divers, skydivers, and mountain climbers' movements. Readers discover who uses gravity, who works against it, and all other forces that contribute to a successful dive or climb. After reading this Spanish-translated book, readers can decide if they will ever be interested in engaging in one of these extreme sports. This 6-Pack includes six copies of this title and a lesson...

Se introduce a los niños en la magia de dos tipos de teatro tan antiguos como interesantes: el de las sombras y el de las máscaras. Disponible en catalán, para comprarlo haz clic aquí.

Tuscany, 1944: As Allied troops advance and bombs fall around deserted villages, a young English soldier, Ulysses Temper, finds himself in the wine cellar of a deserted villa. There, he has a chance encounter with Evelyn Skinner, a middle-aged art historian who has come to Italy to salvage paintings from the ruins and recall long-forgotten memories of her own youth. In each other, Ulysses and Evelyn find a kindred spirit amidst the rubble of war-torn Italy, and set off on a course of events that will shape Ulysses' life for the next four decades. As Ulysses returns home to London,...

Después de explorar algunos misterios y asesinatos en Tras la pista invisible , Paulettee, la reina del misterio de YouTube, reúne en su segundo libro los mejores casos de encuentros sobrenaturales que han sido registrados en el mundo. ¿Qué tiene de especial Betty Andreasson para haber sido abducida tres veces? ¿Por qué se cree que la muerte de unos excursionistas rusos fue a garras del abominable hombre de las nieves? ¿Qué pasaría si una muñeca estuviera poseída por el espíritu de tu hermana menor? ¿Qué sucede con todos los vuelos que se pierden en el Triángulo de las...