Learning Resources Numberblocks Reusable Clings. Recreate number magic with the Numberblocks on almost any smooth surface in surface in a classroom or home. Numberblocks Reusable Clings adhere to most smooth surfaces including walls and windows and won’t leave a sticky residue. They’re durable, easy to clean, and can be used over and over again. Use these to build and display the Numberblocks One to Ten and bring the magic of on-screen learning with the Numberblocks to life for young children. The set comes with 8 sheets of clings with the 142 pieces needed to create the Numberblocks One to Ten, including their arms, legs, and facial features, as well as more poses for characters Four, Five, Eight, Nine, and Ten. Includes multilingual packaging and instruction sheet. Suitable for ages 3+