Block types

This article covers the various block types, and their purposes.

Stack

Stack blocks are rectangular blocks that can have a block above and below it.

Common stack blocks

• go to x: () y: ()
• say ()
• speak ()
• show

Full list: Category:Stack Blocks

Reporter

Reporter blocks are blocks that can be used as input for other blocks. Reporters can be used for many purposes.

Common reporters

• constrain () min () max ()
• x position
• ∞
• counter

Full list: Category:Reporter Blocks

Boolean

Booleans return either true or false, otherwise, they are similar to reporters, and can even go into many blocks that reporters can.

Common boolean blocks

• () = ()
• <> and <>
• mouse clicked?
• ()

Category:Boolean Blocks

C/C-Shape

C blocks are blocks that can contain other blocks, meaning they run that logic.

Common c-shape blocks

• if <> else if <> then
• while <>
• for each item # () in ()
• for each () in ()

Full list: Category:C-Shape Blocks

Hat

Hat blocks are blocks that cannot have blocks above them. They trigger when specific events happen.

Common hat blocks

• when blue flag clicked
• when <>
• always
• when [ v] > ()

Full list: Category:Hat Blocks

Cap

Cap blocks are blocks that cannot have logic after them. As such, they do not allow blocks to follow them.

Common cap blocks

• return () (events expansion)
• return () (my blocks)
• stop [ v]
• delete this clone

Full list: Category:Cap Blocks