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There's a massive difference between a spreadsheet that looks good and one that actually works. Many beginner spreadsheet habits are secretly ticking time bombs for your data. Here are the core ...

A full Excel project brings the most important beginner skills together in one practical workflow, showing how raw spreadsheet data can be cleaned, organized, analyzed, and turned into a clear final ...

I’ve heard from several readers who have Excel, but have no idea what to do with it. Well, explaining all of a spreadsheet program’s capabilities could fill a very large book. Here’s a starting place ...

What you will be able to do today　Up until the last session (Part 4), we have been reading, writing, and adding new rows to ...

It really does seem there’s an app for everything these days. For your music, your workouts… even to find someone to walk your dog. For whatever fantastical use you can dream up, there’s an app for it ...