ExcelDojo

The Excel formula lab where you learn by doing, not watching

Productivity Spreadsheets Educationローンチ 2026年5月26日

ExcelDojo とは？

Most Excel courses teach you to watch. ExcelDojo makes you type. 90+ formulas. Each one has a live editable spreadsheet — type the formula, press run, get instant feedback. One HTML file. Works offline. No install, no account, no subscription. Includes game mode with XP, free-play lab, cheat sheet, and shortcuts reference. Built for anyone who has Googled the same formula twice and still cannot remember it.

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