Pick a game!
Everything runs right in your web browser: on a tablet, a Chromebook, a phone or a computer. Nothing to install.
Free for everyone
Dr. Dirt's Microscope Simulator
Put a drop of soil on a slide and look! Find bacteria, fungi, protozoa and nematodes, count them like a real soil scientist and score your look out of 100.
🔒 Password needed
Grow With Dr. Dirt 2.0
Your very own half-acre garden. Plant crops, build hot compost and worm bins, catch microbes from the forest, test your soil and watch real weather grow your plants day and night.
The sample garden is free: pick 3, 5 or 7 months and walk into a permaculture garden in perfect health.
Want an upgrade or an exception? Call or email Dr. Dirt.
With my class
Join my class
Has your teacher given you a class code? Type it in, tap your name and your three pictures, and walk into your class garden.
🔒 Same 2.0 password
Play together
Grow With Dr. Dirt 2.0 with friends and family: join an open room or one with its code, or sign in and start your own. Everyone gets their own half acre to visit, help and share.
Players 14 and older can type, and every message is filtered. Younger players use ready-made quick chat. Nobody can change your garden without your yes.
What can you do?
- Plant vegetables, fruit trees and flowers, and help them grow with water, mulch and compost.
- Build a hot compost pile, a worm bin, a bokashi bucket and a garden shed.
- Walk to the forest and set an IMO box to catch the forest's own microbes.
- Test your soil with pH, EC and redox readings, just like Dr. Dirt does at the market.
- Pick your own character: one of 36 ready-made kids, make your own, or play as Dr. Dirt.
Grown-ups, good to know
- The microscope is free to play in the browser. No ads.
- The garden game opens with a password from Dr. Dirt; a garden is saved on this device.
- In a class, children never type an email or a password.
- Read our privacy & terms.