Plants don't eat food. Instead, they use sunlight to get energy that they can use. Photosynthesis looks at how plants take in water and air and turn them into sugars the plants can use.

There are trillions of stars in the universe, but we rely on our sun to provide (or contribute to) most of what we need to survive and thrive: heat, light, plants, animals, wind, and water. Complete with fun, cartoon illustrations, this book give kids plenty of information about our sun in an easy-to-read and digest format. By focusing on the needs of an elephant, Wells makes clear just how important the sun is to life on Earth.

"While celebrating St. Patrick's Day, Baby learns the science behind how plants grow and explores photosynthesis"--

Examines photosynthesis, the process responsible for providing the material and energy for all living things.

The world's oceans and freshwater environments teem with beneficial microscopic organisms called diatoms. In Franco-Feeney's well-conceived work, sure to spark a sense of discovery, grade school-age readers are introduced to these creatures and to the essential roles they play in the aquatic food chain, medicine, biomedical research, industry, and the very health of the planet. In the first half of the book, pleasantly illustrated by the author, Bart...

Players use light points to take their trees through their life cycles, from seedlings to fully grown. Then players collect scoring tokens with points proportional to the richness of the soil on which the trees grow.