Disfraces de objetos

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...

The Earth is made up of shapes. The shapes make up landforms. Find out about all of Earth’s landforms. Paired to the fiction title A Long Car Ride.

Simple text and photographs introduce the concept of symmetry as displayed by familiar creatures and objects.

"'Aula Nueva edición' es un manual compacto; es decir en un mismo volumen se incluyen: el libro del alumno, el cuaderno de ejercicios (más ejercicios), un CD con las audiciones."--Editor.