7-Day Surf Forecast Log
Each day, look up a surf or tide forecast for any beach and note wave height and period. Check in once a day.
SponsorseCorp.comSavingTheWorld.orgVentureOS.com
Sports · Facts & stats · iChallenge network
Daily facts and stats about surfing, waves and ocean science, plus real challenges to put them to work.
If caught in a rip current, what is the usual safety advice?
You went

One ranked attempt per day. Practice as much as you like.
Join one, log your days or post your proof. Finishing earns XP and the Finisher badge.
Each day, look up a surf or tide forecast for any beach and note wave height and period. Check in once a day.
SponsorseCorp.comSavingTheWorld.orgVentureOS.com
Write a short explanation of how wind creates swell and why waves break near shore. Post the write-up.
SponsorseCorp.comSavingTheWorld.orgVentureOS.com
On a beach or shoreline visit, collect litter for 15 minutes with gloves or a bag. Post a photo link of what you gathered.
SponsorseCorp.comSavingTheWorld.orgVentureOS.com
Live counts from SurfingChallenge.com. All arena stats →
Earned on any arena, shown on your profile everywhere.
Add your email to keep your level, streak and badges if you switch devices, and carry them to every iChallenge arena. One email when you save; no spam.
Fund a prize on SurfingChallenge.com and your brand sits on the challenge card, the leaderboard and every finisher's share. Prizes only appear once they're funded, so players can trust what they see.
No wagering — knowledge and prediction games with leaderboard rank.
New rounds land weekly per topic.
Everyone on this arena gets the same five questions each day, from easy to hard. You get one ranked attempt; practice rounds are unlimited.
100 points per correct answer, up to 50 more for answering quickly, a combo multiplier for answers in a row, and 150 bonus points for a perfect round.
Yes. Playing, streaks, badges and leaderboards are free. Some challenges carry a sponsor-funded prize; the challenge card shows it when one is funded.