Ten math centers for K.OA.1-5, Operations and Algebraic Thinking Standards. Each center includes a top sheet that can be used as a center station sign and set of directions. These will be followed by the response or activity sheet for students for formative assessments. Centers include some cutting and pasting activities, drawing objects, and use of Unifix Cubes, Tens Frames, and Teddy Bear Counters. Manipulatives are not included in this product and will need to be provided by the classroom