In the Alphablocks episode UFO, an alien Alphablock with a 1 on top appears during the episode. One has one eye, so it’s possible she has poor depth perception, but this is never brought up.

Little blocks with big ideas, having a ton of number fun. Learn how to add, subtract and count the fun and educational way!

A little block falls out of the sky, meets her numberling and discovers one wonderful world, singing and counting to one. Learn all about the number 1 with Numberblock One!

Learn all about the number 1 with Numberblock One! Another One One discovers it's tricky to play tennis when you're the only block in the world. She bumps into a magic mirror and meets another …

One discovers it's tricky to play tennis when you're the only block in the world. She bumps into a magic mirror and meets Another One − and they join forces to make Two.

1 is the 1st Square, Cube, and Stair in the series. She wasn't used to make any shapes Design: One has a red body, maroon arms and legs, A Number 1 on top, and one eye.

Learn all about the number '1' with our friend Numberblock One from CBeebies Numberblocks!Find more Numberblocks clips and fun on the CBeebies website http:/...

The only Numberblocks in Series 1 whose eponymous episodes are the only episode where they are the biggest Numberblocks in are One and Four. However, One is the only Numberblock to appear in her …

We are the Numberblocks! Little blocks with big ideas, having a ton of number fun. Learn how to add, subtract and count the fun and educational way!

Dec 4, 2025 · One, or 1, is a Numberblock made of 1 block. She is usually treated as the "mascot" of N u m b e r blocks. She first appears in her titular episode, and is voiced by Beth Chalmers.