El ciclo del nitrógeno (The Nitrogen Cycle)

Description Packed with action and full of the vehicles kids love most, Big Movers is tons of fun! Young readers are there as a front loader scoops piles of gravel for a new roadway, a wrecking ball demolishes and old building, and more. A chunky, movable piece on each vehicle makes reading this book an interactive adventure.

"Este libro está lleno de datos y confesiones escalofriantes para satisfacer tu curiosidad. Es un mapa geográfico del más allá y un portal a los recuerdos de una de las mejores series que se han hecho jamás". Guillermo del Toro " Gravity Falls es un lugar en el que a nadie le gustaría vivir, pero que todos desearíamos visitar. Una combinación perfecta entre sustos y risas que siempre nos deja con ganas de más". R. L. Stine, autor de Escalofríos y Fear Street "Este libro es maravilloso ¡COMPRA DOS!". Grunkle Stan

Helps parents mitigate the drastic and often traumatic effects a divorce or parental separation has on children, from preschool age through the teens, by helping them open up frank and honest dialog geared to the child's specific age level, so that each child can cope with the natural feelings of loss, sadness, rejection, and abandonment that occur with such life-changing events.

Oceans cover 70 percent of the Earth's surface, providing students with a variety of plant and animal life to learn about. An ocean biome includes the saltwater below the waves and everything on, above, and near the surface. Students will also learn about the beach, tides, cliffs, bays, coastlines, coral reefs, and tide pools in this Spanish-translated title.