Lesson 21 - Arithmetic, Random Numbers
Objective: To learn how to implement arithmetic operations and to generate random numbers.
Scratch Activity: Reproduce the actions in the tutorial. Experiment by modifying the settings and parameters used in the tutorial.
Scratch Activity: Reproduce the actions in the tutorial. Experiment by modifying the settings and parameters used in the tutorial.
Extensions: Experiment by using variables and arithmetic operators to draw circles of different sizes and colors.Experiment by using variables and arithmetic operators to move a sprite at different speeds.Experiment by using random numbers to play computer generated melodies.Experiment by adding image and sound effects to the previous programs.
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