Playing outside makes kids happier, healthier and stronger! In this segment, Abby Brown and kids enjoy Ledges State Park. They climb rocks, hike trails, skip rocks and even discover a few creatures!

Compare and contrast the hardness of different types of rocks. Watch kids use the scientific method to find out how different rock types affect a rock climber's performance.

Learn how a rock climbing enthusiast turned a scenic wonder into an adventure. [9:11]