Grossology:

This bag will consist of materials needed to create slime in 2 different ways, as well as oobleck, elephant toothpaste, and worms.

Wacky Weather:

This bag will consist of materials and instructions for a weather vane, barometer, and thermometer.

Geo/Fossil:

This bag will consist of 2 geodes to break open, 2 fossils to excavate, a paleo puzzle, and 2 gem stones to identify.