How many combinations are there that add up to 10? Find out with the Math Monsters. See addition facts represented with models and reinforced with numerals. Please note: This episode is also available in Spanish.

Originally released by Slim Goodbody, 2000. Streaming video file encoded with permission for digital streaming by Infobase on April 18, 2015.

Math Monsters-The Making of Tens (14:00);.