Give middle school students hands-on resources to help them master integer concepts. Our unique Integer Beaded Number Line provides a concrete tool to improve integer understanding. Also includes Integer Operation Mats that can be used with wipe off markers or the included two-color counters. The included resource book provides a variety of practice activities. Kit includes: Integer Beaded Number Line Set (10 strings), Integer Operations Mats (Set of 10), Two-Color Counters (Set of 200), and Working with Two-Color Counters.