Every system understates something. These resources help you see what each one minimizes — and know where to find what's missing. Start anywhere. The four tiers go from basics to action.

Tier 1 — Foundations
What things are
Basic health concepts every family should know. What is blood pressure? What is diabetes? How does nutrition work?
Khan Academy: Health & Medicine
Free structured health education — diabetes, blood pressure, cardiovascular system, nutrition.
Video Español khanacademy.org →
Khan Academy en Español: Salud
Translated health content including "¿Qué es la presión arterial?" and diabetes/insulin videos. The single best free health resource in Spanish.
Video Español es.khanacademy.org →
CDC: Food Safety Basics
How to store, prepare, and handle food safely. Available in English and Spanish.
Government Español cdc.gov →
Healthcare.gov: Insurance Basics
What health insurance is, how it works, how to enroll. Full Spanish version at CuidadoDeSalud.gov.
Government Español healthcare.gov →

🫙 The Science of Safe Canning

A complete food preservation workshop. How safe canning works, where it goes wrong, and what to do about it. Three levels so you can start wherever you are.

canning.comm-unity-os.org →

📖 Community Knowledge

Guides written by neighbors about things they figured out. Prescriptions, overdrafts, rent, ICE rights, council meetings — how it works, where it breaks, what to do. Read them or write your own.

Browse and contribute →
Tier 2 — Building
How systems work
How does insulin resistance develop? How does cardiovascular disease progress? How does the healthcare system actually work?
Khan Academy: Diabetes Series
Type I, Type II, glucose/insulin mechanics, complications. Available in Spanish through Khan en Español.
VideoEspañol khanacademy.org →
Johns Hopkins: Diabetes Education Videos
Free videos by registered dietitians covering management, monitoring, and lifestyle changes.
MedlinePlus en Español
NIH-backed health information in Spanish covering every major condition. Trusted, government-sourced, plain language.
GovernmentEspañol medlineplus.gov/spanish →
Tier 3 — Launch
Where systems fail
Insurance denials. Prior authorization delays. Medical debt. The gap between what the system promises and what it delivers.
Last Week Tonight: Medicare Advantage
How insurance companies use prior authorization and narrow networks to deny care. October 2025 episode.
Last Week Tonight: Medical Debt
How the debt collection industry works. The show purchased and forgave $14.9 million in medical debt to demonstrate the system.
Patient Advocate Foundation
Free help appealing insurance denials, navigating prior authorization, and understanding your rights as a patient. Spanish available.
Tier 4 — Mastery
What to do
Read your own lab results. Advocate at a doctor's visit. Appeal an insurance denial. Navigate the system for your family.
Counterforce Health: Free Appeal Letters
AI-assisted insurance appeal letter service from UPenn/NIH researchers. Free. Helps you fight denials with evidence.
988 Suicide & Crisis Lifeline
Call, text, or chat 988. Press 2 for Spanish. Text AYUDA to 988. 240+ languages available. 24/7.
ToolEspañol 988lifeline.org →
Poison Control: 1-800-222-1222
Immediate help for poisoning emergencies. 200+ languages. Free. Available 24/7.
ToolEspañol poison.org →
Tier 1 — Foundations
What things are
Budgeting basics. What a pay stub means. How SNAP works. Where money comes from and where it goes.
Khan Academy: Personal Finance
Budgeting, saving, taxes, insurance — structured free course. Available in Spanish.
VideoEspañol khanacademy.org →
Pequeño Cerdo Capitalista
Top Spanish-language personal finance channel. Budgets, saving, debt — accessible Mexican Spanish by author Sofía Macías.
VideoEspañol YouTube →
Consumer.gov: Your Paycheck Explained
What gross pay, net pay, taxes, FICA, and deductions mean. Multilingual. Government-backed.
GovernmentEspañol consumer.gov →
FDIC Money Smart
Free financial education in English, Spanish, Chinese, Korean, Vietnamese, Braille, and Large Print.
GovernmentEspañol fdic.gov →
Tier 2 — Building
How systems work
Compound interest — both savings and debt. Credit scores. SNAP benefit calculations. How the systems that touch your money actually operate.
CBPP: Quick Guide to SNAP Eligibility & Benefits
How SNAP benefits are calculated. Maximum benefit minus 30% of net income. Deductions, exemptions, work requirements.
Eduardo Rosas: Finanzas Personales
Spanish-language financial education. Budget basics, 50/30/20 rule, compound interest explained simply.
VideoEspañol YouTube →
CFPB: Your Money, Your Goals
Free toolkit for assessing income, setting financial goals, building a plan. Particularly useful for variable income families. English and Spanish.
Tier 3 — Launch
Where systems fail
Predatory lending. Credit repair scams. Wage theft. The gap between what financial systems promise and how they actually work against you.
Last Week Tonight: Predatory Lending
How payday loan companies charge up to 1,900% APR and capture state legislatures to keep it legal.
FTC: Identity Theft Recovery
Step-by-step identity theft recovery plan. File a report, get a recovery plan, track your progress. Free. Spanish available.
ToolEspañol identitytheft.gov →
AnnualCreditReport.com
The ONLY authorized source for free credit reports. One from each bureau per year. Beware imitations. Spanish available.
Tier 4 — Mastery
What to do
Appeal a SNAP denial. File a wage theft complaint. Report fraud. Take action with the knowledge you've built.
Illinois Legal Aid: SNAP Appeals
How to appeal a SNAP denial in Illinois. File within 90 days. Request benefits continue during appeal. Call (800) 435-0774.
Illinois DOL: File a Wage Theft Complaint
Report unpaid wages, stolen tips, or misclassification. Illinois Department of Labor complaint form.
CFPB: File a Complaint
Complaints about banks, credit cards, debt collectors, mortgages. 180+ languages by phone. Companies must respond.
Tier 1 — Foundations
What things are
Basic rights every person has. Tenant rights. Worker rights. Patient rights. What the law says — in language anyone can understand.
Illinois Legal Aid Online
Free legal information and forms covering housing, employment, family, immigration, and public benefits. English and Spanish.
Chicago RLTO: Tenant Rights
Chicago's Residential Landlord-Tenant Ordinance. What landlords can and can't do. Security deposit rules. Eviction process. Available in multiple languages.
GuideEspañol chicago.gov →
Tier 2 — Building
How systems work
How eviction court works. How SNAP eligibility is determined. How worker protections are enforced — and where they aren't.
LegalEagle (YouTube)
Attorney explains legal systems in accessible language. Tenant rights, consumer protection, civic processes.
IL Attorney General: Consumer Protection
Scam alerts, complaint filing, consumer rights under Illinois law.
Tier 3 — Launch
Where systems fail
Wage theft costs workers $50 billion/year. 1 in 5 construction workers experiences it. Insurance companies deny claims using algorithms. Rights exist on paper — enforcement is the gap.
Last Week Tonight: Gerrymandering
How redistricting undermines representation. Packing, cracking, and what it means for your vote.
Vox: How Food Deserts Are Created
Redlining, disinvestment, and grocery store consolidation. How policy decisions decades ago determine who eats today.
Tier 4 — Mastery
What to do
File a FOIA request. Appeal a SNAP denial. Report wage theft. Register to vote. Take the knowledge you've built and act on it.
BGA: How to File a FOIA Request in Illinois
Step-by-step guide. No special form needed — must be in writing. Agencies respond within 5 business days. Appeals go to IL AG.
Vote.gov: Register to Vote
Official federal voter registration. Available in multiple languages including Spanish.
ToolEspañol vote.gov →
Tier 1 — Foundations
What things are
What is a school board? What does an alderman do? What is a park district? How does your local government actually work?
Chicago Ward Lookup
Find your alderman by address. Chicago has 50 wards — your alderman controls zoning, menu money ($1.5M/year), and local infrastructure.
Community Tool Box: Civic Participation
University of Kansas resource on community problem-solving, organizing, and civic engagement. Free, comprehensive.
Tier 2 — Building
How systems work
How municipal budgets work. How participatory budgeting lets communities decide where $1M goes. How public meetings actually function.
Chicago 49th Ward: Participatory Budgeting
The first PB process in America (2009). Now in its 15th cycle. Residents 14+ vote on $1M in projects — regardless of citizenship or voter registration.
HealthCare Triage (YouTube)
Dr. Aaron Carroll explains how the healthcare system works — policy, evidence, outcomes. Accessible and evidence-based.
Tier 3 — Launch
Where systems fail
Why do only some wards have participatory budgeting? Why does the grocery store get $11M in subsidies and leave anyway? Where does accountability break down?
The TRiiBE: Why Aren't Black Wards Doing PB?
Investigation into why participatory budgeting is unevenly distributed across Chicago. Capacity, outreach, and structural barriers.
Block Club: SNAP Paused — How to Find Food
Practical Chicago guide to finding food when SNAP benefits are disrupted. Neighborhood-specific resources.
Tier 4 — Mastery
What to do
Evaluate your leaders. Assess your programs. Attend the meeting. Hold up the scorecard. This is where the arc closes.
Evaluate a Leader → CommUnity OS
Score your alderman, school board member, or program director on criteria your community defines. Print the scorecard. Take it to the meeting.
Assess a Program → CommUnity OS
Is the food pantry working? Is the youth program producing results? Score it yourself and bring the card to the meeting.
Cook County Board of Review: Property Tax Appeals
Appeal your property tax assessment. Free. The Board of Review exists for this purpose.