Dolphins are smart. They are so smart that they can talk to each other. Dolphins communicate underwater for the same reason people talk on land: to let others know who they are, where they are, and maybe even how to feel. Also included are activities that explore how dolphins talk to each other.

Crawling through the dirt, worms are hard at work, helping plants to grow. Worms help the fruit and vegetables we eat by loosening the soil and feeding the plants. Read and find out about these wiggling wonders

The official start of the harvest season, it occurs around September 21 each year. It marks the end of summer and the beginning of longer nights and shorter days. For many cultures around the world, the fall equinox represents a time to celebrate the harvest and begin collecting and storing crops.

Looking at both the science of weather and the history of how the fall equinox has been celebrated by various cultures throughout the world, this book will inspire a new understanding of autumn and the harvest season.

Science activities, ideas for...