# Scratch Programming Session 6 of 10 If-then-else statements interactions Final projects specifications.

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Scratch Programming Session 6 of 10 If-then-else statements interactions Final projects specifications

Objectives for Session 6 If Statement – If Else Statement Interaction

If Statement If you are 12, raise your hand If you like baseball, stand up

If Statement Programming View If ( you are 12) { raise your hand } If ( you like baseball) { stand up }

If Statement Scratch View The If Statement – Located in the Control Menu True or false test Statements to do only if test is true

If Statement Practice Let’s create an If Statement Create a variable A Set A to 0 Create an If Statement If A > 2 Perform some Motion Change A to 3

If Statement Practice Try creating the following If Statement on your own If ( A = B ) { Move 5 steps }

If Else Statement If you like football, raise your hand Else stand up If you are 11, go to the right side of the room Else go to the left side of the room

If Else Statement If ( you are 11 ) { raise your hand } Else { stand up }

If Else Statement Practice Loop forever If the mouse is clicked – Move 10 steps Else – Turn 15 degrees

If Else Statement Practice Create your own If Else Statement

Interaction Between two Sprites Examples – When two Sprites are touching – When one Sprite is clicked by mouse

Interaction Example Start with a blank screen Create another Sprite Make sure your cat is facing the first Sprite

Interaction Example cont. Add this in for the cat When space bar clicked If touching Sprite2 – Say hello Else – Move 10 steps

Interaction Example cont. Add this in for the second Sprite When space bar clicked If touching Sprite1 – Say I’m standing here

Interaction Practice Create your own example Using Two or Three Sprites Use touching

Review You now know: – How to create an If Statement – How to create an If Else Statement – How to sense touching other Sprites

Final Project Create a story, a lesson, a game, or a simulation Use at least two sprites that interact in some way Use at least two scenes and backgrounds Use some sound and motion Have some properties change, such as size or color, or shape

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