Ice Breaker

Try the "ICE"-ey packing puzzle designed by Alexander Magyarics, featuring 5 escalating challenges:

1. Basic Challenge: Fit all letters into the tray. (256 solutions)
2. Touch Challenge: Place all letters so that identical letters touch or share an edge. (32 solutions)
3. Corner Challenge: Arrange letters while leaving two opposite corners empty. (5 solutions)
4. Non-Touch Challenge: Place letters so no two identical ones are touching (vertices touching is allowed). (1 solution)
5. Bonus Challenge: Use two sets of ICE letters to fill the tray so that no letter can move in any direction (anti-slide solution).

Perfect for puzzle enthusiasts seeking variety and complexity, this unique puzzle offers a range of problem-solving experiences.