scratch variable

Ans A variable stores a value that you can use later in your program Think of it like a notepad or a box that holds a value for you You can name the variable whatever you want You can define the type of variable: Variable (Holds a number) List (Holds a set of numbers 1231055) You can either

Scratch has over 100 coding blocks and each one has a unique use They are all colour-coded into 9 different categories as seen below: You can also create your own block under More Blocks For example you may create a block called spin as this: Here spin 2 means to let the sprite spin for 2 full turns

2 Variables: Places to Store Values Computers like the automated music machines and animated paintings perform actions but they also store data Memory chips hard disks USB memory sticks iPods CDROMs DVDs are all examples of where computers store data How does a program use storage to gets its work done?

Introduction TheCode Notes The variables tab in Scratch 3 0 has a preset variable set up called ‘my variable’ along with all of the associated blocks You can create as many variables as you like in Scratch and each block can be amended using its drop down menu depending on which variable you want to use

1 Can you change the size of the ball? 2 Can you move the ball using the arrow keys instead of following the mouse pointer? Adding a Variable Modifications: 1 Can you add 10 points to the Score instead of 1? 2 Can you create a variable to increase the speed of the ball every time it hits the paddle?