Howcast - Learn how to do mambo crossover breaks from dance instructors Aaron Mitchum and Kristina Reese in this ballroom dance tutorial from Howcast.

Howcast - Learn how to play the blues scale on country guitar from musician Boo Reiners in this Howcast video.

Howcast - Learn how to use a B-bender guitar from country guitar player Boo Reiners in this Howcast video.

Howcast - Learn how to play pedal steel bends in country guitar from musician Boo Reiners in this Howcast video.

Howcast - Learn how to create your own pattern with Adobe Illustrator from expert Will "Focus" Dubois in this Howcast video.

Howcast - Learn how to do a rolling sleeper guillotine 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 collar-and-elbow wrestling move from Monster Factory's "Trademark" Tommy Maclin and "Amazing" Mike Spanos in this Howcast video.

Howcast - Learn the basic principles of attacking and defending from Chess NYC in this Howcast video.

Howcast - Learn how to do an arm triangle choke from the top half guard position from Team Radical MMA head coach Rene Dreifuss in this Howcast video.

Howcast -Learn how to drop in on rollerblades from in-line skater Tim Phang in this Howcast video.

Howcast -Learn how to do the cess slide on rollerblades from in-line skater Tim Phang in this Howcast video.

Howcast -Learn how to shape glass from glassblowing expert Ed Donovan in this Howcast video.

Howcast -Learn how to choose a card stock for your wedding invitations in this Howcast video with expert Nicole Block.

Howcast -Learn how to do freestyle moves in the Melbourne Shuffle from choreographer Matt Steffanina in this Howcast dance video.

Howcast -Learn how to do a basic ladies outside turn in line dancing in this Howcast video with expert Robert Royston.

Howcast -Learn how to do chaines turns from ballerina Maegan Woodin in this Howcast ballet dance video.

Howcast -Learn the salsa back step in this Howcast dance video with expert Jorday Rivera.

Howcast -Learn how to do the Suzy Q Styled dance step from salsa dance expert Jorday Rivera in this Howcast dance video.

Howcast -Learn how to do the hook styled dance step from salsa dance expert Jorday Rivera in this Howcast dance video.

Howcast -Learn how to do a back step styled from salsa dance expert Jorday Rivera in this Howcast dance video.

Howcast -Learn how to do the cross body lead styled salsa step in this Howcast dance video with expert Jorday Rivera.

Howcast -Learn how to do the drop hand catch dance step from salsa dance expert Jorday Rivera in this Howcast dance video.

Howcast -Learn how to do a copa turn salsa step in this Howcast dance video with expert Jorday Rivera.