Keep ball high, individually, with hands and feet. It does not matter how, as long as the ball does not hit the ground.
Keep ball high with the fists.
Keep ball high with underarms.
Let ball bounce and go underneath as often as possible. Because the ball bounces lower and lower, the player has to lower more and more and move faster.
Place two balls on each other and balance them
Two balls on each other and balance, throw up upper ball, change the balls, top to bottom.
Bounce two balanced balls and walk around
Ball from hand to hand, and move around the body, from high to low.
Keep ball between the legs, with one hand in front of the ball, and the other hand on the back.
Throw up the ball a little, and then the hand from front to back and reverse.