Explore sports science as Ruff Ruffman figures out how to deliver a gift for his grandma's birthday in this video from The Ruff Ruffman Show. Ruff has the perfect gift for his grandma’s birthday: a Ruff Ruffman Action-to-the-Maxion Skate-Pro plushie! And he’ll deliver it “extreme style” by rolling it right up to Grandma’s front door…only, the ground in front of her house is flat. Will Ruff’s plans end in extreme failure? Watch to find out!

This video has been captioned in both English and Spanish. This resource is part of The Ruff Ruffman Show Science Collection.