Letter Spelling Board Nonverbal Autism

Letter boards to help nonverbal spellers communicate.
Printed on Bambu Labs A1
Layer Height - 0.20 mm
Infill % - 5%

1.5 Hours to print, roughly 62g of filament.

I have two autistic nonverbal foster kids and heard of letter spelling for communication with them. The boards are overpriced online but easily made and printed.
Now we just have to figure out how to teach the kids to use them!