Since 1916, the National Park Service has been entrusted with the care of our national parks.

Programs and special events offer junior ranger books to engage visitors at an early age. Check out these special interest books that you can download and do at home or at your favorite park.

Explore parks through sound!

Learn to find the North Star, discover the world of constellations, galaxies, and other night time phenomena.

Explore a fascinating and fragile underground world. Learn about caves and karst landscapes. Complete a few fun activities.

Explore fish and fishing through a Junior Ranger activity book dedicated to things that swim.

From fresh water fish to salt water sea turtles there is so much more to discover below the water line.

Learn about ancient life. Complete fun activities. Explore some of the national parks that offer you a look into the prehistoric.

What Is Archeology? Discover the worlds of people in the past.

Find your park online with interactive and printable activities. View special places within parks from your living room. Watch wildlife, geyers, and other activity in real time. Discover your favorite subjects or search for your favorite places.

Ready to explore Yellowstone? You don’t have to wait for your trip out here.

Click to play this three dimensional model of Devils Tower.