Silly Willy Bubblin' Sprinkler by Fisher-Price. Consider this the best of all summer worlds a sprinkler that also blows bubbles. Pour the bubbles in, hook up the hose and kids are ready to chase after bubbles of all shapes and sizes. Ages 3 and up. Splash 'n' Dash by Sport Fun.
Youngsters design and build their own water system using a variety of easy-fit tubing and sprayers.
Then, it's just a matter of hooking up to a garden hose and letting the fun start flowing. Ages 5 and up. Switch Board from Fisher-Price. In one easy switch, this fun scooter turns into a cool skateboard. When they're ready, the handle can be locked down for some cool boarding.