From the manufacturer:

Link-O is the fun, challenging numbers game that will have you turning in circles! Place tiles end to end on the board by matching the numbers and color on each tile, as you try to be the first to play all of your tiles. The tiles left over in your opponent's possession are totaled as points for YOU. It's all-around fun with numbers for the whole family! Includes 64 tiles, tile bag, game board and instructions in English and Spanish. For 2 to 6 Players. Ages 5 and up.