Lecturas 3o Primaria. Proyecto Everest Primaria

What causes sound? How does sound travel? Sound begins when matter vibrates. Without this vibration sound could not move and nothing would make any noise. Starting with tiny molecules, this book explains the main concepts of sound and furthers understanding through a series of easy-to-do experiments that will appeal to readers of all ages.

When Edward goes to school for the first time, he isn't quite ready to join in with the other children. The author delights us once again with her warmth and humor.

Describes the physical characteristics of honeybees, where they are found, their behavior and social interactions, and a brief history of beekeeping.

The unsinkable luxury liner known as the Titanic may have sunk on its first transatlantic voyage in 1912, but people remain riveted to its storied legend. The collision with the iceberg in the North Atlantic was not the only mistake that was made that day. In this spellbinding volume, readers will learn about the passengers and crew aboard the doomed ship and what really happened that tragic night. Historical photographs will transport them back to the glamorous era, while the narrative paints an absorbing picture of the Titanic's sad fate.