If Texas big is what you're looking for, you'll find it at the Fort Worth Museum of Science and History. DragonflyTV junior paleontologists Brandy and Ashley join in a Texas-sized Dino Dig, hunting for fossils big and small.

Batter up! When a baseball hits a bat, the bat actually vibrates. You can't see it, but you can feel it. Players know they hit the sweet spot when the bat hardly vibrates at all. Nick and Reed take what they learn at the Museum of Nature and Science and put it to the test it in the batter box.

In the Scientist Profile, meet Vidal Mendoza, a hydrologist who gets his feet wet in the Trinity River, while testing water with the United States Geological Survey.

The Texas Discovery Gardens are a must-stop visit in Dallas. These organic gardens are known for an important Texas first. Can you name the very clever pesticide the Discovery Gardens caretakers use? Give us your best guess in the Whiz Quiz, just to the right on this page.