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SOUND BLOCKS
Sound blocks are in pink colour. They control sound functions. We can add music to our Scratch
project by using Sound blocks. You can even record your voice and save it.
Blocks Functions
This block plays a sound until the complete sound has been
play sound Meow until done
played.
start sound Meow This block starts playing a sound.
stop all sounds This block stops all the sound.
clear sound effects This block clears all the sound effects.
EVENTS BLOCKS
Events blocks control how the blocks in a script will start to run if a particular action is done.
Events blocks manage events and script execution. They are yellow in colour.
Blocks Functions
This block activates the script when the green flag or Go button
when clicked
is clicked.
when space key pressed This block activates the script when the chosen key is pressed.
when this sprite clicked This block activates the script when you click the sprite.
when space key pressed This block activates the script when the chosen key is pressed.
This block sends a message to all sprites, triggering them to do
broadcast and wait something, and waits until they all finish before continuing with
the next block.
This block pauses the running of the script for the specified
wait 1 seconds
number of seconds.
Blocks in Scratch 79

