when green flag clicked
forever
    if <key [right arrow] pressed?> then
        change x by 10
    end
    if <key [left arrow] pressed?> then
        change x by -10
    end
end

A simple Scratch project where a sprite moves across the screen and responds to arrow keys.

when green flag clicked
say [Hello World!] for 2 seconds

Displays 'Hello World' when the green flag is clicked.

when green flag clicked
point in direction (45)
forever
    move 10 steps
    if on edge, bounce
end

A sprite moves and bounces around the edges.

when green flag clicked
set [count v] to 0
forever
    if <key [space] pressed?> then
        change [count v] by 1
    end
end

A variable counter increases when space is pressed.

when green flag clicked
play sound [meow v]

Plays a sound when the green flag is clicked.

when green flag clicked
forever
    point towards [mouse-pointer v]
    move 5 steps
end

A sprite follows the mouse pointer.

when green flag clicked
set [yvel v] to 0
forever
    change y by (yvel)
    change [yvel v] by -1
    if <key [space] pressed?> then
        set [yvel v] to 12
    end
end

A simple jump using gravity simulation.

when green flag clicked
reset timer
forever
    say (timer)
end

Displays how long the project has been running.

when green flag clicked
set [score v] to 0
forever
    if <touching [apple v]?> then
        change [score v] by 1
    end
end

Basic score system that increases when touching another sprite.

when green flag clicked
forever
    next costume
    wait 0.1 seconds
end

Switches costumes rapidly to simulate animation.