Home / Social Studies / Printables / Grade 3 to Grade 5 / Doing One Thing Well Doing One Thing Well is a free printable Grade 3 to Grade 5 social studies worksheet on why people specialise and then trade, aligned to Common Core standard D2.Eco.4.3-5. It prints 8 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two pupils in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.
One paper per pupil
Set 1 has all 25 in a single PDF. All 25 sets ask different questions.
Doing One Thing Well D2.Eco.4.3-5
Name Date
Circle the best answer.
1. Why did the valley send corn to the town and get manufactured goods back?
A. The town had no fields B. Corn will not keep C. Each place made what it was better placed to make and traded the rest 2. Why does the blacksmith not also grow his own corn?
A. He earns more in the hours he spends at the forge than at the plough B. Corn is illegal C. He dislikes fields 3. Why did the miller not also make the barrels?
A. Barrels are heavy B. The cooper had the tools and skill, so the miller bought barrels instead C. Millers work at night 4. What is the risk of specialising in one thing?
A. You get bored B. If demand for that one thing falls, you have nothing else to sell C. Your tools rust 5. Why did the railway make specialising easier in the valley?
A. Trains carry corn only B. Farmers worked harder C. Goods could reach a wider market in one hour instead of a day 6. The wharf labourers specialised in canal cargo. What happened in 1846?
A. The canal was filled in B. The railway took the cargo and their one skill lost its market C. They became farmers at once 7. What does specialising need before it can work?
A. Good weather B. A way to trade what you made for what you did not C. A large family 8. Why does the farmer not shoe his own horses?
A. Farmers cannot lift hammers B. Horses object C. The blacksmith does it faster and better, so trading is cheaper for both LessonPrint · D2.Eco.4.3-5 · Set 14 · free to copy for classroom use
Answer key — Doing One Thing Well Set 14. Prints on its own sheet.
1. Each place made what it was better placed to make and traded the rest 2. He earns more in the hours he spends at the forge than at the plough 3. The cooper had the tools and skill, so the miller bought barrels instead 4. If demand for that one thing falls, you have nothing else to sell 5. Goods could reach a wider market in one hour instead of a day 6. The railway took the cargo and their one skill lost its market 7. A way to trade what you made for what you did not 8. The blacksmith does it faster and better, so trading is cheaper for both Last reviewed 2026-09-05. Aligned to D2.Eco.4.3-5 of the C3 Framework for Social Studies State Standards.