[Q]: Objective: To make a carved pumpkin last longer.
[A]: Apply some petroleum jelly to the cuts.

[Q]: Objective: Create a makeup brush holder out of a Pringles can.
[A]: Using an empty and clean Pringles can and non-toxic paint, apply a design to the Pringles can with a paint brush using any design. Place 3 small stones in the bottom of the Pringles can for weight and add various makeup brushes for a holder made from a Pringles can.

[Q]: Objective: To seal a pvc pipe to its top cap, you can
[A]: Use pvc solvent

[Q]: Objective: Prevent toilet paper waste by kids.
[A]:
Mark wall with sticker under toilet roll to limit unrolling.