7-Day Skill Builder Streak
Spend 15 minutes each day practicing one skill useful for work, like typing or writing clearly. Check in daily.
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Careers · Facts & stats · iChallenge network
Daily facts and stats about jobs and work, plus real challenges to put them to work.
In medieval Europe, what were the associations of craftsmen and merchants that controlled their trades called?
Guilds set standards, trained apprentices and controlled who could practice a trade in a town.

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.
Spend 15 minutes each day practicing one skill useful for work, like typing or writing clearly. Check in daily.
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Write or update a one-page resume, focusing on clear action verbs. Post a short write-up of what you changed.
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Ask someone about their job: what they do, how they started and what they enjoy. Post a short write-up of what you learned.
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Live counts from JobsChallenge.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 JobsChallenge.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.
Founders, operators and students proving execution speed in public.
Rank, badges and league promotions. Some challenges carry a sponsor-funded prize, stated on the card.
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.