For educators, feel free to download our games in pdf format
Puzzles for print (Click the button below to download the pdf)
For web admins, if you want interactive game of the day on your site, copy the code below to where you want it
It looks like this
Easy: all numbers are no larger than 10. Medium: all numbers are no larger than 20 and at least one is larger than 10. Hard: all numbers are no larger than 36 and at least one is larger than 20.