Instructions 20Q Game: These are similar to full games, but for quizzes larger than 20 questions it will randomly select 20 questions from within the set. This is a quick way to get in some studying of a topic.     
What children's television show is described as:
Aired on PBS from 1983 to 1999
Developed by KTCA of Minneapolisโ€“Saint Paul, the educational show, hosted by Ira Flatow, and later Devid Heil, sometimes featured shorts called "Science of the Rich and Famous", featuring celebrities.
"Newton's Apple"
"The Powerpuff Girlsโ€Ž"
"Phineas and Ferb"
"PJ Masks"