Kidgroovz Hip-Hop Technique, Vol. 2. For 10-12 yr. olds. By Reagan Marie. The Kidgroovz series can help you create a complete, all new Pre-Teen Hip Hop Department in your studio. It has original and age appropriate music and choreography. There is a Warm-Up and 15 Across-The-Floor progressions that you can use for the technique portion of your Hip Hop class all year long! CD available with music specifically written for this warm up.("Outta Da Box)(RMCD-305) Each DVD and CD contains a PDF file on it. When the disk is inserted into a computer, the choreographic notes can be easily read or printed.