How do chains of islands form? Young oceanographers explore the mountains of the deep in the final installment in a 13-part series. The interactive compares types of seamounts based on their overall height and height under the water, as...

If you knew people would pay extra for a bald dragon, could you pick which parents you should breed in order to get the highest number? The unit examines heredity and genetics through breeding dragons, mice, dogs, and tries to figure...

In this introduction to animals instructional activity, students complete a crossword puzzle with 47 questions on the types and characteristics of animals.