Howcast - Learn some dirty dancing moves from choreographer Matt Steffanina in this Howcast dance video.

Howcast - Learn what rhythmic gymnastics is in this Howcast video with Dulles Gymnastics Academy.

Howcast - Learn how to dance at a middle school event from expert Alexis in this Howcast video.

Howcast - It's easier than you might think to shake your moneymaker. Even if you happen to be a maniac on the floor.

Howcast - Learn about Ernesto Palma and Crystal Rodriguez, two of Howcast's merengue experts, in this video.

Howcast - Learn how to keep time with the music when dancing merengue from professional dancers Ernesto Palma and Crystal Rodriguez in this Howcast dance video

Howcast - Learn the correct upper body posture for dancing merengue from professional dancers Ernesto Palma and Crystal Rodriguez in this Howcast dance video.

Howcast - Learn how to follow proper merengue dance etiquette from professional dancers Ernesto Palma and Crystal Rodriguez in this Howcast dance video.

Howcast - Learn how to dress to dance merengue from professional dancers Ernesto Palma and Crystal Rodriguez in this Howcast dance video.

Howcast - Learn about Rachel Warren, one of Howcast's hip-hop dance workout experts, in this video.

Howcast - Learn how to do a water aerobics deep water workout from Dancing with the Stars performer Aubree Marchione in this Howcast water workout video.

Howcast - Learn important water aerobics safety tips from Dancing with the Stars performer Aubree Marchione in this Howcast water workout video.

Howcast - Learn how to do a water aerobics ab workout from Dancing with the Stars performer Aubree Marchione in this Howcast water workout video.

Howcast - Learn how to do a water aerobics disco walk dance move from Dancing with the Stars performer Aubree Marchione in this Howcast water workout video.

Howcast - Learn how to do water aerobics flutter kicking from Dancing with the Stars performer Aubree Marchione in this Howcast water workout video.

Howcast - Learn how to do a water aerobics disco arms dance move from Dancing with the Stars performer Aubree Marchione in this Howcast water workout video.

Howcast - Learn how to use a noodle float for water aerobics from Dancing with the Stars performer Aubree Marchione in this Howcast water workout video.

Howcast - Learn how to tread water in water aerobics from Dancing with the Stars performer Aubree Marchione in this Howcast water workout video.

Howcast - Learn how to do water aerobics thigh exercises from Dancing with the Stars performer Aubree Marchione in this Howcast water workout video.

Howcast - Learn how to do water aerobics lunges from Dancing with the Stars performer Aubree Marchione in this Howcast water workout video.

Howcast - Learn how to do a water aerobics side leg lift from Dancing with the Stars performer Aubree Marchione in this Howcast water workout video.

Howcast - Learn how to use water aerobics dumbbells from Dancing with the Stars performer Aubree Marchione in this Howcast water workout video.

Howcast - Learn how to do a water aerobics touch foot front and back exercise from Dancing with the Stars' Aubree Marchione in this Howcast water workout video.

Howcast - Learn how to jog in a pool with a noodle, weights, and a belt from Dancing with the Stars' Aubree Marchione in this Howcast water workout video.