Pandas

Clean Data With Pandas

Load messy CSV and JSON data, clean it with pandas and NumPy, join tables, group results, and make quick charts. Finish with a public repo that proves you can prepare data for a real project.

For college builders in India who can code and want an internship-ready data cleaning project.

Working8 lessonsAbout 33 min+100 XP

Usually easier after Python. You can start here anyway.

Written from the official docs and release notes, and last checked on 21 September 2026.

Start lesson 1

Your path

1Start hereWhy Cleaning Is Most Work4 min
2Set Up Pandas and NumPy4 min
3Load CSV and JSON Files4 min
4Inspect Shape Types and Quality4 min
5Clean Missing and Bad Values5 min
6Filter Group and Summarise4 min
7Join Tables and Check Charts4 min
8Ship Your Cleaning Repo4 min
The check10 questions · 7 to pass
Verify the Pandas skill+100 XP and a proof page, once the check and the task are done