``` Fully Quantum TiqTaqToe /\ / \ / \ / \ With cancellations With basis changes \ / \ / \ / \/ With entanglement | | With superpositions | | Tic-tac-toe ``` - Level 4 (expert): [[Fully Quantum TiqTaqToe (v1)]] - Level 3b (advanced): [[TiqTaqToe with basis change (v1)]] - Level 3a (advanced): [[TiqTaqToe with Phase Cancellations]] - Level 2 (adept): [[TiqTaqToe with Entanglement]] - Level 1 (beginner): [[TiqTaqToe with Superpositions]] - Level 0 (novice): Classical tic-tac-toe