About This Puzzle
Did you know? Polar bear fur is not actually white — each hair is transparent and pigment-free, with the white appearance resulting from backscatter of light. Underneath that fur, their skin is completely black, which helps absorb heat in the Arctic cold. Source
Photograph by Hans-Jurgen Mager 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
