Educators Resource offers products for preK-8 learning materials and educational toys used by schools teachers parents and children.Sumoku is a unique crossword-style game with numbers.It can be played 5 different ways.Whether you are looking for fast action with friends a challenging pastime or an addictive game that brings family together sumoku has it all!Just add up tiles to multiples of the number shown on the die connect them all together and you have a sumoku! Packed with endless challenges sumoku is pure adding fun!