Code Lab
Snap blocks together, just like in Scratch, to guide Numo to the flag. Collect every star, and use as few blocks as you can for 3 stars!
Ready to code? Start with World 1, or jump to the world for your stage.Sign in to keep your stars and earn XP.
Start coding ▶World 1 · Sequences · Stages 1–2
★ 0/18First steps
Put blocks in the right order to walk Numo to the flag.
- 1Hello, flag!★★★
- 2Grab the star🔒
- 3Turn the corner🔒
- 4Up the hill🔒
- 5Zig zag🔒
- 6Star hunt🔒
World 2 · Loops · Stages 2–4
★ 0/18Loop the loop
Why use ten blocks when one repeat block will do?
- 1The long road★★★
- 2Tall tower🔒
- 3Corner road🔒
- 4Stairs🔒
- 5Around the pond🔒
- 6Snake path🔒
World 3 · Nested loops · Stages 4–6
★ 0/15Pattern park
Spot the pattern, then put a loop inside a loop.
- 1Box of stars★★★
- 2Giant stairs🔒
- 3Flower power🔒
- 4Up and over🔒
- 5Lawn mower🔒
World 4 · Conditions · Stages 5–7
★ 0/12Smart Numo
Teach Numo to look ahead and decide for itself.
- 1Until the flag★★★
- 2Bendy road🔒
- 3Left or right?🔒
- 4Twisty trail🔒
World 5 · Algorithms · Stages 7–9
★ 0/12Maze masters
One clever algorithm that can solve any maze.
- 1First maze★★★
- 2Garden maze🔒
- 3Right-hand rule🔒
- 4Castle maze🔒