Explore/Hands-on cases
Practice
Practice is where you try a skill on realistic data before you need it at work. Cases use the records of five fictional companies, and most run in your browser with nothing to install.
SQL1
The free SQL practice has its own page: choose a company, work through your colleagues' requests, or just write SQL.
Open free SQL practice
Excel1
The free Excel practice has its own page, with six requests for each company and a workbook to download.
Open free Excel practice