Journal

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Latest updates from Waterbear Field School

Sat May 23 2026

Meetup with Goodwin Hill Goats

A conversation about the ways kids learn with — and from — other animals.

Thu May 21 2026

Toaster-oven reflow at Artisans Asylum

Testing toaster-oven reflow-soldering techniques at Artisans Asylum.

Wed May 20 2026

Sailing and STEM with the Edgewood Sailing School

Meeting with the Edgewood Sailing School to scope STEM workshops for 2026 — mesh radio, a dock-mounted water-level sensor, and more.

Sat May 16 2026

Girl Scouts "Intro to Solar Power" at West Medford

An Intro to Solar Power workshop with a Girl Scout troop at the West Medford Community Center.

Sun May 10 2026

WFS mobile trailer is nearly finished!

Installing a window, upgrading the roof, and getting ready for solar — the WFS mobile trailer takes shape.

Sat Apr 25 2026

UV254 'limits of detection' with Mike

Picnic-table open science with the UV-254 instrument — making calibration curves to pin down its limits of detection.

Fri Apr 17 2026

Working on the FarmBox design with Dorn, Craig, and Coleman

A day at Artisans Asylum working on Dorn's design for a Raspberry-Pi-based, decentralized data storage and sharing platform for farmers.

Sat Feb 21 2026

Designing a Supercapacitor Battery Model

Designing a simple supercapacitor circuit that models battery charging and discharging on a fast, observable timescale — and doubles as a crank-powered flashlight for workshops.

Workshops

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Our workshops are typically held outdoors, in most weather. Pricing, format, and location vary by workshop and by teacher. Click on a workshop below to find out more!

⚡ Energy

February 2026

Greater Boston

A Gentle Introduction to Local Energy Resilience

A hands-on introduction to human-scale renewable energy—build intuition for what's possible and learn practical approaches to generating and using power off-grid.

Learn more

📡 Communication

Recurring

Greater Boston

Mesh Radio

Introduction to decentralized radio communication that works without cellular service or internet.

Learn more

📡 Communication

Off-Grid Monitoring of Temperature (and other things!) using local, low-power radios

Tracking e.g. the temperature of a hoop house, or the water level in a tank, without using cellular or wifi networks.

Learn more

Recently

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Here are some workshops we've held in the past, and may offer again soon. Click through to see photos and details!

⚡ Energy

Event

October 2025

Waltham Fields Community Farm

Waltham Fields Community Farm: Farm Day 2025

We'll be tabling at a well-loved local farm event!

⚡ Energy

Workshop

October 2025

Beaver Brook Reservation in Belmont, MA

Solar 101 at Beaver Brook

What scale of solar power might be useful for various applications?

💧 Water

Workshop

August 2025

Cranston, RI

Edgewood Sailing School: Salinity Workshop

Intro to salinity measurement techniques

📡 Communication

Workshop

July 2025

Cranston, RI

Edgewood Sailing School: Telemetry Workshop

DIY local radio telemetry workshop

📡 Communication

Camp

July 2025

Danville, VT

Off-Grid DIY Radio Communicators

Hands-on workshop building mesh radio communicators at Otherwise Summer Camp

Projects

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Ongoing projects and upcoming workshops. If you'd be interested to attend (or teach) any of them — or have ideas for other projects — please reach out!

info@waterbearfieldschool.org

🌱 Food

Arduino Farming Workshop

greenhouse monitoring and control and mesh

🚲 Transport

Future Workshop

Bike Maintenance Basics

Learn essential bike maintenance and repair skills for keeping your bicycle in top condition

🔧 Fabrication

Future Workshop

Build & Repair Meetup

A hands-on workshop developing repair and fabrication skills for small farms and small-scale food production

🌱 Food

Future Workshop

Building a Cob Oven

Build an outdoor clay oven for baking bread, pizza, and more using ancient techniques. (Image: Wikipedia)

🔧 Fabrication

Future Workshop

Cardboard Fabrication

Build creative structures from cardboard using a solar-powered nibbler and kid-safe tools

🌬️ Air

Future Workshop

DIY Air Filtration

Learn how to build and assess simple, low-cost, effective DIY air purifiers.

🚲 Transport

Future Workshop

DIY Bike Trailers

Build a low-cost cargo bike trailer from readily-available hardware store materials

🌬️ Air

Future Workshop

DIY CO2 Monitoring

Building a low-cost DIY CO2 monitor with graphing and local storage

🌱 Food

Future Workshop

DIY Cold Frames

Build a cold frame from reclaimed windows for season extension gardening

🔧 Fabrication

Future Workshop

DIY Printing Press

Create your own printing blocks and print custom designs on paper

🌡️ Heating/Cooling

Future Workshop

Heating Small Spaces Off-Grid

Learn to estimate energy needs for heating tiny homes, animal shelters, and off-grid spaces using hands-on experiments and basic heat transfer principles.

⚡ Energy

Future Workshop

Intro to Off-Grid Power for Sailing Vessels

Build practical intuition for marine electrical systems—understand your energy needs, battery storage, solar charging, and monitoring for cruising sailboats.

🔧 Fabrication

Future Workshop

Intro to Sandcasting

Learn the ancient art of casting metal objects using sand molds. (Image: Wikipedia)

💧 Water

Future Workshop

Making Biochar Water Filters

Build a low-cost water filtration system using locally-produced biochar. (Image: Kearns et al, 2023)

🌱 Food

Future Workshop

Off-Grid Cooking

Learn practical approaches to cooking without grid power — propane, wood fires, efficient stove designs, and estimating fuel needs for any situation. (Image: Wikipedia)

🌱 Food

Future Workshop

Off-Grid Grain Mill & Food Resilience

Explore hand-powered, bike-powered, and solar-electric grain milling — plus grain storage basics and a hands-on pizza and tortilla party. (Image: howtopedia.org)

🎨 Arts & Crafts

Future Workshop

Wire Sculpture

Create 3D forms from wire using techniques inspired by artists like Ruth Asawa and Ariel Matisse. (Image: Wikipedia)

🌬️ Air

DIY Air Purifiers

Building low-cost Corsi-Rosenthal box air purifiers

💧 Water

Biochar Water Filters

DIY water filtration using locally-produced biochar

🌬️ Air

CO2 Ventilation Assessment

Using CO2 monitors to assess indoor air quality

🚲 Transport

Crate Carts for Small Farms

Low-cost DIY carts for transporting vegetable crates

💧 Water

UV254 Spectrophotometer

Building a low-cost UV spectrophotometer for water quality testing

Foundations

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We're building a comprehensive curriculum for practical resilience - foundations covering the essential systems that sustain households and communities.