The Learning Treehouse: Addition

"The Learning Treehouse series introduces preschoolers and older math students to the basic skills and concepts required to master addition, subtraction, multiplication, and division problems. Shelley the Nanny teaches each lesson at the beginning, intermediate, and advanced levels to puppets Louie the Dog, the Chef, Hank D. Dog, and Super Pizzaman. This episode focuses on the skills needed to add both small and larger numbers together. Important symbols and terminology involved with addition problems are presented as the program unfolds. Each episode is introduced by Georgette the Frog and R.R. Raccoon."