Dragon Tales is an American animated children's television series created by Ron Rodecker and produced by Sesame Workshop and Sony Pictures Television. The series aired on PBS Kids in the United States from September 6, 1999, to November 26, 2005. The show follows the adventures of Emmy and Max, two human children who can transport themselves to Dragon Land, a magical world inhabited by dragons and other creatures.
In the episode "The Green Crystal", Emmy and Max are transported to Dragon Land and find a green crystal that has been stolen from the dragons. They must help the dragons find the crystal and return it to its rightful place.
One of the main characters in the show, Quackers, has the ability to draw as he walks through walls. This ability is used in the episode "The Great Wall" when Quackers draws a bridge to help Emmy and Max cross a river.