Flattening a warped jigsaw puzzle requires a few careful steps to ensure you don’t damage the pieces. Here’s a step-by-step guide:
Materials Needed:
A flat surface (such as a table or the floor)
Wax paper or parchment paper
Heavy books or a large, flat object
A damp cloth
Steps:
Disassemble if Necessary:
If the puzzle is severely warped, consider disassembling it slightly or completely. This can help in flattenin…
Source: How do you flatten a warped jigsaw puzzle?