This interactive numbers activity book is great for building early math skills. Includes Hot Dots pen and 60-page spiral bound workbook packed with Numberblocks math activities. • Boost confidence with core learning toys that build the skills kids need for school success. • Award-winning Hot Dots give kids the on-the-spot encouragement they need, builds readiness with self-paced, independent learning and fun. • Interactive activities and familiar characters make practicing number recognition, counting, addition, subtraction and other early math skills way more fun. • This set features themed activities, audio, music and artwork from the global hit math TV series Numberblocks. • Pen provides immediate audio feedback, including encouraging, celebratory phrases and gentle redirection, and lights: green for correct responses, red for incorrect. Spark a love of numbers – and build math confidence – with Hot Dots featuring the global hit TV series Numberblocks! Kids use the Hot Dots Numberblocks pen to answer early math questions and receive immediate feedback, including audio, sounds and music from the show. Includes Hot Dots pen and 60-page spiral bound workbook packed with Numberblocks math activities. Brilliant! 60 Activities. Subject Area: Mathematics; Specific Subject: Number Recognition 11 to 20; Language(s): English; Binding Type: Spiral Coil.