Looks Blocks
These blocks are used to control sprite/backdrops appearance.

What “Looks” blocks are?
These blocks are used to control sprite/backdrops appearance. These blocks are available for both sprite and backdrop. Some are more specific for sprites, and some are more specific for backdrops. There are 20 blocks in Looks category and most of them are stack blocks.

How to use “say () for () seconds” block?
This block allows the sprite to say something. Sprite can say something for few seconds. After the given seconds the message will disappear. This block is applicable for sprites and not for backdrops.

How to use “say ()” block?
This block allows the sprite say something forever. There is no time limit. This block is applicable for sprites and not for backdrops.

How to use “think () for () seconds” block?
This block allows the sprite think for few seconds. This block is applicable for sprites and not for backdrops.

How to use “think ()” block?
This block allows the sprite think forever. There is no time limit. This block is applicable for sprites and not for backdrops.

How to use “switch costume to” block?
This block allows the user to switch between costumes. To use this block, you must have 2 or more costumes. Refer the chapter 4 to understand how to add remove costumes. This block is applicable for sprites and not for backdrops.


How to use “next costume” block?
This block allows the sprite to change the next costume. Example, if the sprite has 4 costumes and currently in second costume, this block allows to go to third costume. To use this block, you must have 2 or more costumes. This block is applicable for sprites and not for backdrops.

How to use “switch backdrop to another backdrop” block?
This block applicable for backdrops. This block allows the backdrop switch between backdrops. To use this block, you must have 2 or more backdrops.
