Loop the loop

Computing

Programming essentials in Scratch: part II

Counts to three and then moves on to the next block

What does this block of code do? (Source: Scratchblocks)

Which type of loop should you use in Scratch if you want to repeat some instructions for a set amount of times?

All of the blocks of code below will execute a countdown timer. Select the most appropriate block for this purpose when using Scratch. (Source: Scratchblocks)

A learner has created the following piece of code to check if a password is correct or not. They want to improve it so that it will only give a maximum of three attempts before locking them out of the game for 60 seconds. What programming construct should they use for this? (Source: Scratchblocks)

When ‘number’ holds the value ‘3’

When ‘number’ holds the value ‘4’

A learner has created the following block of code, when will the loop terminate? (Source: Scratchblocks)

What will be the output of this program when it is executed? What will the sprite say? - (Source: Scratchblocks)

This lesson will soon be taken down.

Loop the loop

Lesson outcome