SchoolCoding Block Builder AI

Scratch editor

Edit and test your project

Describe the Scratch blocks using the supported instructions below, then build an editable .sb3 project.

Ready.

Drop an .sb3 and click Analyze.

Events when green flag clicked

Events when [space] key pressed

Events when this sprite clicked

Events when backdrop switches to "Blue Sky"

Control forever:, repeat 10:, if <…>:, else:

Motion move 10 steps, turn right 15 degrees, point in direction 90

Looks say "Hi!" for 2 seconds, next costume, switch backdrop to "City"

Sensing <touching edge>, <touching "Fish 1">

Sensing <touching color #ff00ff>

Sensing <color #ff00ff is touching color #00ff00>

Vars set score to 0, change score by 1

Use quotes "like this" — curly quotes are auto-fixed. Expressions allowed: (a + b), pick random 1 to 10, round x, mouse x, answer, etc.

Sprites & Backdrops: backdrop "Blue Sky" · sprite "Cat": then indent its code below.
Events (hats): start stacks with when green flag clicked or when [space] key pressed.
Blocks: write natural lines (move 10 steps, say "Hi!"). End group lines with : to auto-indent (forever:, if <…>:, repeat 10:).
Conditions: wrap in <…>. You can combine with and, or, not. Example: <(touching edge) or (mouse down)>.
Colors: <touching color #ff00ff> or <color #ff00ff is touching color #00ff00>.
Variables & Lists: set score to (score + 1); lists: add "A" to [names], delete 1 of [names].
Format: click Format text to normalize headings, colons, and indentation.
Build: click Build .sb3, then download the project or open it in the project editor.