get your little one involved with math with this brain twisting puzzle game. it seems simple, 2+2=4, 4+4=8, but it gets hard fast. simply slide your finger up, down left or right to shift all the pieces to one side. match two similar pieces to create a bigger and cooler piece. your young one won't be able to put it down. heck, you might enjoy it too. it's free, so grab it today. 