Free classroom operations lab

Small business simulator for students

Run a small business, compare two operating plans, and use evidence to recommend the next decision. The browser simulations and worksheets are free and require no student account.

Direct answer

How should students use a small business simulator?

Start with one baseline plan, record demand, revenue, operating cost, capacity or service quality, and profit, then change one major decision. Students compare the same measures and explain why the change helped one part of the business while possibly weakening another.

The useful outcome is not the largest simulated profit. It is a defensible operating recommendation that connects a decision to evidence, acknowledges a tradeoff, and proposes a sensible next test.

Learning outcomes

What students learn by running the business

Read an operating model

Separate decisions, assumptions, constraints, and results instead of treating profit as a mystery score.

Balance the scorecard

Evaluate cash and profit alongside customers, capacity, quality, wait time, waste, or reliability.

Test one decision

Create a comparable experiment by holding most settings stable and recording matching measures.

Recommend a next step

Use numbers, causal reasoning, a tradeoff, and a model limitation to support the next operating choice.

Ready-to-use sequence

A 50-minute small business lesson

  1. Frame the decision — 5 minutes. Ask: “What should a small business owner measure before changing price, staffing, inventory, or promotion?”
  2. Choose a business — 5 minutes. Pairs select one path below, open its worksheet, and identify the important inputs and outputs.
  3. Run a baseline — 10 minutes. Choose reasonable starting settings, predict the result, run the model, and fill the first scorecard column.
  4. Choose one change — 5 minutes. Identify one constraint or opportunity and write a directional prediction before changing one major setting.
  1. Run the comparison — 8 minutes. Keep other major settings stable and record the same five measures.
  2. Diagnose the tradeoff — 7 minutes. Calculate changes and decide whether demand, cost, capacity, quality, or waste explains the outcome.
  3. Recommend and debrief — 10 minutes. Write a claim-evidence-reasoning recommendation, name one limitation, and compare responses.
25-minute option: Assign the simulator and baseline settings. Allow 6 minutes per run, 6 minutes for scorecard analysis, and 7 minutes for a written recommendation.

Business menu

Every path includes a playable simulator, printable worksheet, and guide or supporting resource.

Coffee shop

Question: Should the shop attract more orders or first improve barista capacity, speed, and product consistency?

Watch: orders, queue time, labor, ingredient cost, waste, reviews, and profit.

Food truck

Question: Which menu and location make the best use of limited prep, griddle, staffing, and daily cash?

Watch: customers, wait time, permits, inventory, waste, service quality, and cash.

Car wash

Question: Can a package or membership change improve recurring revenue without overloading the bays?

Watch: visits, memberships, utilization, queue time, chemical cost, uptime, and profit.

Bakery

Question: How much should the bakery produce when demand, freshness, oven capacity, labor, and waste all matter?

Watch: units sold, stockouts, waste, labor, ingredient cost, wholesale orders, and profit.

Hair salon

Question: Should the salon pursue more bookings or improve stylist capacity, wait time, and retention first?

Watch: appointments, utilization, waits, product sales, reviews, retention, and profit.

Landscaping service

Question: Is adding customers better than improving route density, crew reliability, and contract mix?

Watch: jobs, travel, fuel, payroll, maintenance, service quality, contracts, and margin.

Student evidence

Complete the small business operating scorecard

MeasureBaselineChanged planChangeWhat explains it?
Customers or units servedRecordRecordCalculateDemand or capacity
RevenueRecordRecordCalculatePrice and volume
Operating costRecordRecordCalculateLabor, supplies, or overhead
Profit or cash resultRecordRecordCalculateRevenue minus cost
Operating healthRecordRecordDescribeWait, quality, waste, uptime, or retention
“We recommend [decision] because it changed [measure] by [amount] and [measure] by [amount]. The main tradeoff is [tradeoff]. Before deciding in a real business, we would also need [missing evidence].”

Discussion prompts

  • What was the business's main constraint before the change?
  • Did revenue and profit move together? Why or why not?
  • Which customer or operating measure kept the profit result in context?
  • What cost or risk might appear later but not in one simulated period?
  • Would the recommendation still work if demand or input cost changed?
  • What single next experiment would reduce uncertainty most?

Responsible interpretation

The models simplify customers, workers, competitors, cash flow, and operations. They do not reproduce local permits, licenses, taxes, insurance, financing, employment rules, safety duties, accessibility requirements, or environmental obligations.

Use the results to practice reasoning about a model, not as financial, legal, or operating advice. A real business decision requires current local requirements, real market research, realistic costs, and qualified advice where appropriate.

Assessment

Simple 12-point operations rubric

Criterion3 — Strong2 — Developing1 — Beginning
Comparison designChanges one major decision and records matching results.Compares two plans, but multiple major settings change.Uses unrelated runs or no baseline.
Operating scorecardAccurately records and calculates all five measures.Records most measures with a minor gap or error.Records too little evidence for comparison.
Business reasoningExplains demand, cost, capacity, and one meaningful tradeoff.Explains the result with partial causal reasoning.Restates the result without explaining it.
RecommendationUses two numbers, a limitation, and a specific next test.Uses some evidence and offers a general next step.Offers an unsupported recommendation.

FAQ

Small business simulator FAQ

What is a small business simulator for students?

It is a simplified decision model where students adjust price, staffing, inventory, capacity, promotion, or quality and interpret the resulting customer, cost, and profit measures.

Which simulator should beginners use?

The coffee shop or car wash is a clear starting point. Both connect a focused set of pricing, staffing, capacity, quality, and cost choices to visible operating results.

Can the lesson fit in one class?

Yes. Use the 50-minute sequence above, or assign the baseline in advance and use the 25-minute comparison option.

Do students need an account?

No. The simulations and printable browser worksheets require no account or student personal information.

Are the results real business advice?

No. They are simplified educational models, not forecasts of actual demand, profit, legal requirements, taxes, financing needs, or business success.

More student and teacher resources

Compare the full small business game collection, use the entrepreneurship class lesson, browse all printable student worksheets, or plan a longer activity with the teacher lesson hub.