Collect caps.
Earn coins.
Build benches.
Coinplastic connects kids, schools and companies. Kids collect and donate plastic caps and earn Tierra Coin. The caps become benches, and companies buy the benches. Run by Cleaner Planet Operation, a non-profit.
1 cap = 1 Tierra Coin
19,000 caps ≈ 84 lb = 1 bench
Weighed in pounds at drop-off
Caps from events, never new drinks
No real money


Press → to start · 1–5 jump to a section · F full screen
From a cap to a reward and a bench
- 1RegisterKids log the caps they collected, in pounds. No coins yet.
- 2DeliverThey bring them to a school or CPO drop-off point, where the caps are weighed. Delivery is the verification.
- 3EarnCoins arrive only after delivery: 1 cap = 1 Tierra Coin (1 lb ≈ 226 caps).
- 4SwapTrade for rewards at the partner's rate. Partners shown are examples only.
- 5ShareSend coins to friends to reach bigger rewards. Never real money.
Where caps come from
Existing caps onlyGames and festivals on the Events map. Never buy drinks for caps.
The coin
1 cap = 1 TCCaps are weighed: 1 lb ≈ 226 caps
The bench
19,000 caps ≈ 84 lb= 1 Bay Bench, made by Plastic Fisherman
Example partner rate
100 TC = 8 RobuxSet by the partner in their console
Roblox on Coinplastic
Company console. Companies buy benches made from the caps kids collect. They can also join as reward partners: issue a coin, set the rate, offer gift cards.
Example partners for illustration only. No partnership is in place, and the campaign runs without one.
Your coin
RBX
Robux
Issued through the Coinplastic Platform
100 TC=8 Robux
1Exchange rate you set20
Live in the kid app now
Kids reached
12,480
▲ 18% this month
Kids who swapped Tierra Coin into your coin.
Caps collected by them
1,386 lb
≈ 313,500 caps
Tierra Coin swapped in, per week
Gift cards
Who pays: the partner when the card is in its portfolio, otherwise the CPO.
Benches
Pledge a bench before it's built and follow it to delivery. 1 bench = 19,000 caps ≈ 84 lb.
12 benches
1,008 lb of caps · 228,000 caps
Donations to the CPO
The CPO is a non-profit. Partner donations have no financial return; they fund cleaner communities.
Marketplace · Pledge a seat
Save a Seat for School
Companies pledge a bench before it's built. Kids fill it with caps, you follow it to delivery, and the finished bench goes to the school with its name engraved.


Pledge a Bay Bench
Bay Bench · seats 2$1,590
Made to order by Plastic Fisherman. 1 bench = 19,000 caps ≈ 84 lb. Colors depend on availability.
Bench color
Engraving preview
Demo only: no payment is taken. Each bench is made with caps the school's kids collected, plus plastic from the Plastic Fisherman community.
Your pledges example pledges
Demo:
Every 84 lb of caps becomes a bench
0
Caps collected
0
Caps (≈ 226 per lb)
0
Benches built (84 lb each)
0
Kids active
0
Schools
Why it works
- Kids earn coins for every cap and see it become a bench.
- Schools gather caps and run the campaign with their students.
- Companies buy benches made from the caps, with real, measurable impact.
- The CPO, a non-profit, funds itself by selling the benches.
- No partner needed to run the campaign. Reward partners are optional.
- No real money moves between kids.