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The Count block

Count 1, 2, 3… · in code: For Loops

What it does

Counts from one number to another. Each lap, the counter holds the next number.

Use it for

Times tables, numbering things, counting down, adding up 1 + 2 + 3…

What to fill in

Counter name: The value that holds the current number, often i.
From / To: Where counting starts and stops (both are included).
Step: How much to add each lap. 2 counts in twos. -1 counts down.

Try it

Open it in the editor, press Run, then change it and run it again.

ExampleTimes table Try it

Start
Count i from 1 to 5
Repeat →
1. Tell i + " x 3 = " + i * 3
back to the top for the next lap
End

It shows1 x 3 = 32 x 3 = 63 x 3 = 94 x 3 = 125 x 3 = 15

1for i in range(1, 6):2    print(str(i) + " x 3 = " + str(i * 3))

Tips

To count down, use a From bigger than To, with Step -1: 10, 9, 8…

See it in use

Examples with the Count block

Challenges that need it

Learn it in lesson 6Loops: do it again

Goes with

Repeat Repeat While For Each