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Super rectangle Eighteen shows the others how to ride the rays on the super-duper looper. Learn about numbers that can make rectangle shapes with the Numberblocks.
Meet Eighteen, the speedy super-rectangle who was born to ride the rays. Learn all about the number 18 with Numberblock Eighteen!
New Numberblock Nineteen discovers she's a one-off with a hidden talent for shape-shifting. Learn all about the number 19 with Numberblock Nineteen!