Because this assorted variety of bouncy balls offers so many colors and styles it makes a great impulse item for kids and adults. They are fun to play with and worry-free, when one gets lost ...

HOWEVER, we do know that bouncy balls are not allowed to be sold for kids under 3 if they are smaller than 1.75inches. That's roughly equivalent to 4.5cm, which is approximately the size of a child’s ...

Here's how to get more bounce from a normal tennis ball - buddy it up with a heavier ball for twice the impact. Hold a ball in each hand and decide which ball weighs more (has greater mass).

Since it has a bit of bounce, this medicine ball works ... up outdoors so she can exercise while her kids are playing, and she leaves the HexGrip balls there for easy access.