Glowing Blue Ice Cave Jigsaw Puzzle
Photo by Jonatan Pie on Unsplash
Piece count
About This Puzzle
Did you know? Glacier ice appears blue because it absorbs red wavelengths of light while transmitting blue — the deeper and more compressed the ice, the more intense the blue glow. Source
Photograph by Jonatan Pie via Unsplash.
Estimated Solve Times
- 10 pieces: Under 1 minute
- 36 pieces: 3-6 minutes
- 64 pieces: 8-15 minutes
- 100 pieces: 15-30 minutes
- 200 pieces: 35-60 minutes
- 400 pieces: 1-2 hours
