Arnold and Gerald try to save their city's water supply from the Sewer King.

Learn all about the Sun with Jet and his friends! Jet, Sean, and Sydney visit their Mars Robot Rover friend at the DSA, where they discover that the rover seems tired. They help the solar-powered robot regain its energy and learn how energy can be captured from the sun and used anywhere! Then, Jet and the kids discover fun facts about sunspots, and they learn all about how the sun appears to move across the sky every day.

Buddy and his family experience some exciting weather in this 3-in-1 8x8. The first story finds Pteranodon Terrace in a drought, followed by Buddy and his family taking shelter from a big rainstorm in the cave below their nest. Finally, the Pteranodon family meets two animals who traveled across the ocean during the storm, and they all take the Dinosaur Train to help the animals find their way home.

Buddy and Tiny use their noses, eyes, and ears to find things on their nighttime scavenger hunt at the Big Pond.

Buddy's Tyrannosaurus friend, Annie, is coming for a playdate and as the play their favorite games, Tiny feels left out and is afraid that Buddy likes playing with Annie more than with her.

Tiny and Buddy work together as a team while learning how to catch fish from Dad. "Dad is teaching Team Pteranodon how to catch fish. But Tiny can not catch one. Will someone help her? Read this fun story and find out"--From publisher description.

Celebrate the 50th anniversary of the Apollo 11 moon landing! When Jet reveals he's built a brand-new super saucer, the friends head to the moon to test it out! But after a rough landing, Jet and Sunspot go missing and it's up to the rest of the gang to find them. Watch as the friends search for Jet and Sunspot and discover the many exciting things the Apollo 11 astronauts left on the moon! This fun-filled DVD also includes two other adventures -...

When Sid decides to sit and watch TV all weekend long, he learns an unhappy fact: that not exercising makes your body feel terrible! When Sid decides that he is only going to eat birthday cake at every meal, he soon regrets his decision. Sid also learns about different kinds of teeth and why brushing them is important, and he discovers why washing his hands is important even when he can't see the germs! Sid and his friends learn new habits, fun ways...

When an evil business developer threatens to tear down the neighboorhood to build a shopping mall, Arnold - together with Helga, his annoying secret admirer, and Gerald, his best friend - comes to the rescue.