Matemáticas en el cinturón de asteroides (Math in the Asteroid Belt)

Describes which animals are loud and which are quiet, including such creatures as cicadas, whales, mice, and fish.

Mediante la técnica del flash-back el autor nos cuenta dos historias paralelas separadas por miles de años de diferencia pero con un punto en común: las pinturas rupestres de Altamira.

Experimentos sencillos demuestran los conceptos del medio ambiente como erosión, aireación y camuflaje animal.

Soil, plants, rain, and sunlight. These are all things that make a garden grow. Introduce life science and STEAM topics to your youngest learners with this STEAM book for English language learners. Created in collaboration with Smithsonian, this Spanish book makes it easy for parents and teachers to teach STEAM to beginning readers and uses real-world examples to make STEAM topics easier to understand. It features an age-appropriate STEAM activity that is perfect for makerspaces and introduces kindergartners to the steps of the engineering design process. Ignite a curiosity for STEAM in grade ...