Streak · 7 days+185 XP
7-Day Sudoku Streak
Solve one sudoku puzzle each day for a week, any difficulty. Check in once a day.
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Challenge · Facts & stats · iChallenge network
Challenge I
Daily facts and stats about challenges, games and competitions, plus real challenges to put them to work.
Warm-up questionNot ranked · tap an answer
In a SMART goal, what does the letter M stand for?
SMART goals are Specific, Measurable, Achievable, Relevant and Time-bound; measurable means progress can be tracked.
Level1Rookie
XPPlay a round to earn XP
Streak0days
LeagueBronzeweekly
Daily #8Resets at midnight UTC
Today's round
- 5 questions
- 20s each
- 0 played today
One ranked attempt per day. Practice as much as you like.
Challenges
Join one, log your days or post your proof. Finishing earns XP and the Finisher badge.
Proof+250 XP
Set a SMART Goal
Write one goal that is specific, measurable, achievable, relevant and time-bound, and post it as a short write-up.
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Streak · 21 days+255 XP
21-Day Personal Challenge
Pick one small daily action, like reading 10 pages or tidying for 5 minutes, and do it for 21 days. Check in daily.
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Proof+250 XP
Teach a Game
Teach a friend or family member a board or card game and post a short write-up of how the first game went.
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By the numbers
Live counts from ChallengeI.com. All arena stats →
Facts in the pack12
Visitors, 30 days31
Leaderboard
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Badges
Earned on any arena, shown on your profile everywhere.
First RoundFinish your first daily round.
FlawlessAnswer every question in a round correctly.
LightningA perfect round in under 25 seconds.
On a RollPlay 3 days in a row.
Week WarriorPlay 7 days in a row.
UnbreakablePlay 30 days in a row.
ExplorerPlay daily rounds in 5 different arenas.
GlobetrotterPlay daily rounds in 25 different arenas.
PolymathPlay daily rounds in 5 different topics.
In the ArenaJoin your first challenge.
FinisherComplete a challenge.
RecruiterInvite a friend who finishes a round.
CaptainInvite 5 friends who finish a round.
PodiumFinish a day in an arena's top 3.
ChallengerReach level 10.
Profile SavedSave your progress with an email.
Save your progress
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.
Put a prize on a challenge
Fund a prize on ChallengeI.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.
- Pick the challenge and the prize
- We review entries before a funded prize is awarded
- You get finisher and engagement numbers after it closes
Current sponsors
Questions
How do I start?
Play today's quiz round, post your score, and start a streak.
What do I earn?
XP, levels, streaks and badges. Save your progress with an email and it follows you to every arena on the iChallenge network.
How does the daily round work?
Everyone on this arena gets the same five questions each day, from easy to hard. You get one ranked attempt; practice rounds are unlimited.
How is my score calculated?
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.
Is it free?
Yes. Playing, streaks, badges and leaderboards are free. Some challenges carry a sponsor-funded prize; the challenge card shows it when one is funded.
