These Fish Bowl Counting Math Mats are a fun addition to your classroom supplies! Perfect for a center or individual activity, this challenging, but fun classroom game provides practice in counting and writing numbers 1 to 20 as students fill up the fish bowls. Includes 40 double-sided dry erase laminated mats, two of each number, 1-20 and 210 fish counters. Storage box included. Laminated paper. (290 pcs. per unit) Mats, 10"; counters, 1 1/2".