1.   Older children have a therapy ball, blue gymnastic mats and a beanbag.

2.   Several parents sat along the wall on blue mats while their children lined up in matching uniforms for drills.

3.   Somehow, Kothe and Mizrachi maintain a military demeanor, even as sliding belts and flapping uniforms are gleefully thrown to the sides of the blue mats.

4.   Suddenly, the boy was on the broad blue mat with an older, bigger and much more experienced youth.