Sudoku Craze

The Sudoku craze has made it's way down to the toddler set.

Here's what I found when I picked up my sudoku tonight:


PS - yes, I'm still working through last years calendar. BLT Sr. & I picked up this years for $1 each this weekend.

Edited to add: He filled in some more squares this morning while saying yi, er, san, si, ... (one, two, three, four in Chinese). Guess he knows what those squiggles are supposed to be! So funny!