Pyramid Scheme
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Pyramid Scheme.

Tell your friends, put up posters and get shards to spend on fun products.

Ages 13+ (including 19 and above) are permitted to participate, but referrals only count for users ages 13 to 18. (Not actually a pyramid scheme, just a fun name!)

Start earning Read the FAQ

Pyramid of Cheops, Giza (1853–1854), John Beasley Greene. nga.gov

Past events, by the numbers

  • Check out our finances.
  • See what we're building at Hack Club.
  • We have once again partnered with GitHub for the Flavortown event!
  • We have also partnered with companies like AMD in the past.

Summer 2025

Summer of Making

A summer-long building sprint with hardware grants and a whole lot of shipping. In collaboration with GitHub!

Visit Summer of Making ↗

  • 4,141 high schoolers participated
  • 80,370 hours logged
  • 5,044 prizes shipped

Frequently Asked Questions

What is Pyramid Scheme?
Pyramid Scheme is a referral program by Hack Club where you can earn shards by referring people for programs and putting up posters. Use your shards to get cool things from the shop!
How do I earn shards?
You earn 3 shards for every successful referral (when someone you refer codes for 1 hour), 1 shard for every verified poster you put up, and 3 shards when someone signs up using your poster!
What is a referral?
A referral is when you invite someone to join a Hack Club program. They need to verify their identity and code for at least 1 hour for the referral to be completed.
How do posters work?
You can generate unique QR code posters for campaigns. Put them up in public places, submit a photo for verification, and earn shards when approved.
What are campaigns?
Campaigns are themed referral events like Flavortown. Each campaign has its own leaderboard and may offer special rewards or emblems.
Who can participate?
Pyramid Scheme is open to Hack Club members ages 13+. You can sign in with your Hack Club account. Referrals only count for teens aged 13-18.
Can I opt out of the leaderboard?
Yes! Go to Settings and toggle the leaderboard opt-out option. Your stats will still be tracked, but you won't appear publicly.
I have more questions...
You can join the Hack Club Slack and ask in the #pyramid-scheme channel!