Step 1: Tools needed
A ball (preferably a tennis ball)
A plastic bag (the ones from supermarket and the ones the government keep saying about)
paint (if u wanna paint it as a model)
EMP ( just kidding)
tape if u wanna play ball with it
Step 2: Baby steps
now you have 3 options
a: mix 1 part glue and 3 part water into the bowl and mix. Then paper mache it to make a hollow but solid . Paint on top.
b:tape the ball into one corner of the bag.
c:don't do anything.
Step 3: How to use it...
b:hold the ball and play catch or something
c:play shotput, hold the handle of the plastic cover and spin it then release hurling it.