- Lab
- Data

Clean Data in Power BI with Power Query
In this lab, you’ll practice the data cleansing capabilities of Power Query. When you’re finished, you’ll have an understanding of how to clean data using Power Query in Power BI.

Path Info
Table of Contents
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Challenge
Getting Started in the Lab Environment
Here are the initial instructions and explanation of the lab environment. Read this while your environment is busy creating itself from nothing. Yes, this violates physics; we know. How fun!
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Challenge
Row-Level and Column-Level Transformations
In this first challenge, you will learn how to execute Power Query transformations at the row and column level. This includes operations such as filtering and removing rows and columns, handling missing data, and removing duplicates.
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Challenge
Cell-Level Transformations
Now it’s time to understand how to perform cell-level transformations at scale. In this challenge, you'll learn how to replace, trim, and clean values, remove errors, and fill data up or down.
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Challenge
The Last Challenge
Welcome to the final challenge! This is your last chance to experiment in the environment. Clicking Finish Lab will end this little world that flittered into existence just for you.
What's a lab?
Hands-on Labs are real environments created by industry experts to help you learn. These environments help you gain knowledge and experience, practice without compromising your system, test without risk, destroy without fear, and let you learn from your mistakes. Hands-on Labs: practice your skills before delivering in the real world.
Provided environment for hands-on practice
We will provide the credentials and environment necessary for you to practice right within your browser.
Guided walkthrough
Follow along with the author’s guided walkthrough and build something new in your provided environment!
Did you know?
On average, you retain 75% more of your learning if you get time for practice.