All you need is balloons, kool-aid packets, water and a freezer. Then can use pins or plastic cups for the bowling pins. What we used was plastic pins from our Little Tikes bowling set.
Hours of fun and if you place paper down to make an alley then you can have some cool painting as well.
This activity is great for fine motor skills, eye hand coordination and fun way to get moving. Below are a couple other fun games we have done be sure to check them out.