pxt-calliope/docs/lessons/digi-yoyo/quiz.md

# digi yoyo quiz

Create a counter with a while loop 

## Name

## Directions

Use this activity document to guide your work in the [digi yoyo tutorial](/microbit/lessons/digi-yoyo/activity)

Answer the questions while completing the tutorial. Pay attention to the dialogues!

## 1. Describe what a "while loop" does?

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## 2. Write the code that will create a variable called count and set the variable to 0.

![](/static/mb/lessons/counter-0.png)

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## 3. Write the code for a while loop that will loop until the variable count equals 4.

![](/static/mb/lessons/digi-yoyo-0.png)

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