At 10, Sitting Bull (then known as Jumping Badger) made his own bow and arrow and was a very skilled warrior and hunter. He knew the importance of the buffalo, the land and spent his life protecting both of those things for his people.

A dad and his son take a hike with beautiful scenery.

A wordless book about a dad and his child on a scenic hike.

Experience "real-time mediation" with this magically calming book.

A brief introduction to the environmentalist Wangari Maathai, starting with her love of trees.

There are so many bugs to discover -- from walking sticks to spittlebugs, dragonflies to katydids.

A dad tricks his children into playing outside. Plus ideas on how to make it fun.