Google I/O is happening soon: Here are the 5 most challenging and fun I/O puzzles so far

The most creative and challenging brain teasers from Google I/O

Feb 19, 2025 - 18:42
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Google I/O is happening soon: Here are the 5 most challenging and fun I/O puzzles so far

Google isn’t the only company that has teased an event with a puzzle. However, no other tech brand is as persistent as the one behind Android. For over a decade, Google has been coming up with brain teasers to hype its Google I/O developer conference or hide as Easter eggs on its website.