STEM
StandPals
Run a lemonade stand and use the friendly till (ages 6–8): take an order, make change, add up the day, take away the supplies, and see your profit on a bar chart. Real money math with 4 little stand-keeper friends. No ads, no account, no AI — and no money ever touches the app.
▶ Play it nowBuilt for sittings of about 15 minutes on the screen. That is our design budget, not a measurement.
Meet your mentor
Every Spark & Anvil app has a friendly mentor character that demonstrates, asks, and patiently scaffolds learning.
Mentored by Lem
#2f8f52 Characters who teach
Meet the cast
StandPals' lemonade-stand crew (ages 6–8): 4 stand-keeper friends, each EMBODYING one arithmetic move (the character IS the operation). Mentor = Lem, the stand-keeper who runs the stand with you.
Coin the Chipmunk
making change — counts the coins and bills back to the customer
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Cost the Crow
the supplies — what the lemons, cups, and sugar cost you
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Price the Pelican
what to charge — the price on the sign
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Profit the Porcupine
what's left — the money you sold, take away the supplies
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Browse all chapters → · What's distributed-narrative methodology? →
What's inside
Learning goal
Run a lemonade stand and use the friendly till (ages 6–8): take an order, make change, add up the day, take away the supplies, and see your profit on a bar chart. Real money math with 4 little stand-keeper friends. No ads, no account, no AI — and no money ever touches the app.
Mentored by Lem — no data leaves the device.
How StandPals handles your kid's data
- ✅ All progress, settings, and AI-generated content stays on the device
- ✅ No analytics, no tracking, no third-party SDKs
- ✅ Free — no ads, no in-app purchases
- ✅ No personal information collected from children — in line with COPPA (updated by the 2026 FTC amendments)
- ✅ No chat with strangers — play-together rooms use a short code and preset emotes, never typed messages