Looking for Number Line to 20 Math Centers and Activities your Preschool, Special Education, and Autism students will love during small group math instruction? Designed for PreK learners and students with autism, math IEP goals, or diverse learning needs, this resource builds number sense, counting to 20, and number line concepts through hands-on, engaging, and visually supported activities. Use it in math centers, small-group instruction, IEP math goal practice, or as a daily number-sense warm-