Science Experiment Items Needed ASAP

 
We'll be conducting experiments on matter beginning Thursday, September 22 and need your help, please. The following supplies are needed ASAP:

1. cornstarch
2. wooden craft sticks
3. 9-oz plastic cups (at least 25)
4. package of large balloons (at least 25)

Thank you, in advance, for helping to make science FUN!!