Disc Towers
Disc Towers is the Tower of Hanoi with 3 or 4 pegs and 3 to 8 discs. Tap a peg and then another peg, or drag the top disc. Later levels add Reve's 4-peg puzzle, colour sorting and scrambled starts.
How to play
- Tap a peg, then tap where its top disc should go (or drag it).
- Never put a big disc on a small one.
- Finish in the minimum moves for 3 stars.
Tips
- Use Hint for the optimal next move.
- In sorting levels, discs on their home peg glow yellow.
- Undo any mistake.
Questions
What is the minimum number of moves?
2^n-1 for 3 pegs, and it is shown on screen for every level.
What is the 4-peg puzzle?
Reve's puzzle, which is the same game with an extra peg and fewer moves.
What does the colour variant ask?
Each colour must end on its own colour peg.
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