Advanced Thermal Puzzles: The Art of Not Losing Your Bag

You've reached the upper echelons of Thermal Puzzle mastery. Now it's time to put your skills to the test in the Atomic Bag of Doom.

Taking It Up a Notch... or 3

Conducting heat through a thermally-conductive substance is one thing. But have you ever tried conducting heat through a substance with a negative thermal conductivity?

We thought not. That's why we've created a special section just for you:

Or, if you're feeling extra adventurous, try:

Good luck, brave puzzle-solver!