Streak challenge · 7 days

7-Day Rain Gauge Log

Make a rain gauge from a straight-sided jar and ruler, then record the rainfall every day. Check in once a day.

How it works

1. Join the challenge.
2. Check in once a day for 7 days in a row. Missing a day restarts your count.
3. On day 7 the challenge completes and you earn +185 XP and the Finisher badge.

Sponsors

• EeCorp.comTurning great domains into working companies
• SSavingTheWorld.orgSetting aside 2% for AI safety and the planet
• VVentureOS.comThe operating system behind this arena

Sponsors support the arena. They don't affect scoring, reviews or who finishes. Put your brand on this challenge.

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