Contests & Prizes
Learn, score, win. Prize pools are funded by sponsors and reader support; winners are announced in the digest.
Entry form
Sponsor a prize
Fund a prize pool and your brand appears on every contest page, the quiz result screen and the winners' announcement.
Sponsorship packagesPast winners
First contest in progress — winners will be listed here.
Advertisement · 300×250
Official rules (summary)
Open worldwide where legal; void where prohibited. No purchase necessary. One entry per person. Winners drawn at random among eligible entries after the deadline and notified by email; prizes paid in USDC or gift cards within 14 days. Sponsors' employees ineligible. We may publish winners' first name and country. Full terms on request via the contact form.