Session 4

Sensing, Colour Detection, Change Size, Sound, Stamp

Session 4. Balloon Pop

At the end of this challenge, you should be able to

Set the starting position of the balloon sprite
Change balloon colours by "change color" code
Use sensing detect colors
Change sprite' costumes upon touching specific colours
Use Broadcasts & Receive Broadcasts

Instructions

Program an animation in Scratch 2.0 such that :

a balloon starts from the bottom of the screen
rise up while expanding
it changes colours as it rises up
when it touches black roof hinges at the top of the screen, it bursts
upon bursting smaller balloons pops up randomly all over the screen

Save Your Work As "IndexNo_Class_Name_BalloonPop" in Your Workspace

Concepts

Change y by +10 or move 10 steps (depending on direction set)
Repeat Until Loop
Stamp*
Clear
Change Colours
Sound

Challenge Level

After the balloon bursts, can you restore the balloon to its original position and size?

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