How old is your kid?

3 - 4

Children and adults practicing jiu-jitsu on mats in a gym. Some are sitting or lying on the mat, smiling, with martial arts belts hanging on the wall. A digital clock shows 10:36.

5 - 12

Two boys practicing Brazilian Jiu-Jitsu on a gray mat; one boy is on top of the other, in a dominant position.