In the 3 to 6 minute shorts, marionettes, most notably Clyde Frog, taught children about safety and first aid.

An animated version of Clyde Frog has been featured in several episodes of South Park as a favorite toy of Eric Cartman.

Episodes of the show failed to include a copyright notice and were released before 1978, so are, therefore in the public domain in the United States.

The open-ended lessons are designed to help elementary children develop concepts of safe living.

The puppets dramatize situations that explain the need for safety rules and demonstrate safe and unsafe activities."

By grade level, the specific goals are: Kindergarten: Demonstrate safe behavior in daily activities.

Third grade: Identify the safety procedures to follow in case of natural or man-made disasters.