Howcast - Learn how to make an origami heart with this origami video from Howcast.

Howcast - Learn how to make an origami dog with this origami video from Howcast.

Howcast - Learn how to make an origami ninja weapon with this origami video from Howcast.

Howcast - Learn how to make an origami ball with this origami video from Howcast.

Howcast - Learn how to make an origami star with this origami video from Howcast.

Howcast - Learn how to make an origami crane with this origami video from Howcast.

Howcast - Learn how to make an origami dress with this origami video from Howcast.

Howcast - Learn how to make origami lips with this origami video from Howcast.

Howcast - Learn how to make a fondant baby chick from pastry chef Angela Cuervo, winner of Food Network's Sweet Genius, in this Howcast video.

Howcast - Learn how to do a bicep slicer MMA submission from Team Radical MMA head coach Rene Dreifuss in this Howcast video.

Howcast - Learn how to do a triangle choke from side control MMA submission from Team Radical MMA head coach Rene Dreifuss in this Howcast video.

Howcast - Learn how to do a top triangle from scarf hold crucifix MMA submission from Team Radical MMA head coach Rene Dreifuss in this Howcast video.

Howcast - Learn how to do a triangle choke from back control MMA submission from Team Radical MMA head coach Rene Dreifuss in this Howcast video.

Howcast - Learn how to do a triangle choke from side control against a wrestler's pin from Team Radical MMA head coach Rene Dreifuss in this Howcast video.

Howcast - Learn how to do a triangle choke from guard using overhook MMA submission from Team Radical MMA head coach Rene Dreifuss in this Howcast video.

Howcast - Learn how to do an inverted arm lock from a triangle hold MMA submission from Team Radical MMA head coach Rene Dreifuss in this Howcast video.

Howcast - Learn how to do a rolling kimura MMA submission from Team Radical MMA head coach Rene Dreifuss in this Howcast video.

Howcast - Learn how to do a kimura from a triangle choke hold MMA submission from Team Radical MMA head coach Rene Dreifuss in this Howcast video.

Howcast - Learn how to do a baratoplata from a triangle choke MMA submission from Team Radical MMA head coach Rene Dreifuss in this Howcast video.

Howcast - Learn how to do a triangle choke from guard using head control MMA submission from Team Radical MMA head coach Rene Dreifuss in this Howcast video.

Howcast - Learn how to do a Copacabana choke from a triangle attack from Team Radical MMA head coach Rene Dreifuss in this Howcast video.

Howcast - Learn how to design a scrapbook layout in this Howcast video featuring expert Carla Sylvester.

Howcast - The Pythagorean theorem is a cornerstone of geometry. Here's how to use it.

Howcast - Whether you're a paper ninja or you just want to have some fun with paper, check out how easy it is to make an origami ninja star.