Take a small pile into another room to fold so you won't be distracted by what is left to do.
Sneak some into your dried laundry & pretend you're folding towels.
Find a great book - read a chapter - fold some pieces - read a chapter - fold some pieces.
Tell yourself you can't have that cup of coffee or whatever until you fold 5 pieces.
Tuck some in your pocketbook & fold while you are stuck in traffic.
Yep - we still like to play games no matter how old we are.