Sensory Edge is donating a Alphabet Train Floor Puzzle from Melissa & Doug for autism twitter day.
The puzzle is shown in 4 rows but it can extend into one 10 foot long train, suitable for ages three and older. There are 27 jumbo pieces. Made of heavy duty cardboard that's 20% thicker than other puzzles.
Here are other puzzles at SensoryEdge. You can follow SensoryEdge on twitter.
This prize is for US twitter members only.