Two Stories Running at Once
A 45-minute Grade 3 lesson on using a timeline to compare two things that were happening at the same time.
Two Stories Running at Once is a free 45-minute Grade 3 to Grade 5 social studies lesson plan for Common Core standard D2.His.1.3-5 — use a timeline to compare things that were happening at the same time. It is timed across 5 sections, gives the exact wording to use where the wording carries the mathematics, names 3 misconceptions with the teaching move that addresses each, and ends with an exit ticket and a printable worksheet with its answer key.
- Grade:
- Grade 3 to Grade 5
- Length:
- 45 minutes
- Standard:
- D2.His.1.3-5
Grade 3 to Grade 5 · History
D2.His.1.3-5
Create and use a chronological sequence of related events to compare developments that happened at the same time.
Objective
Students will be able to place two strands of events on one timeline and say how they relate.
Students are successful when they can
- Sequences events from two strands correctly.
- Names what was happening in both strands in one year.
- Says how one strand affected the other.
What you need
- A long timeline strip, 1840 to 1850
- Two colours of event card: canal and railway
- The printable practice sheet linked at the end of this plan
The lesson
Warm-up — one line, two colours
5 min- Put 1840 and 1850 at each end and place one card of each colour.
- Ask what a reader learns from the two colours being on one line.
Teach — reading down as well as along
15 min- Place the canal strand: tolls posted 1840, petition 1844, charges cut 1846, wharf quiet by 1850.
- Place the railway strand: proposed 1844, opened 1846, porters listed 1850.
- Read along one strand, then read down the year 1846. Both things happened that year.
- Ask what the down-reading shows that the along-reading did not: the connection.
- Take 1847: canal work ends and the workhouse fills. Ask which caused which.
- Say the skill plainly: a timeline is for comparing, not only for ordering.
“What else was happening the same year?”
Guided practice — build a two-colour timeline
13 min- Groups place eight cards on one timeline in two colours.
- They pick one year and say what was happening in both strands.
- Groups explain one place where a card in one colour explains a card in the other.
Independent practice
9 min- Students complete the 'Two Things at Once' page.
- Check they can say why two events sit together, not only that they do.
Close
3 min- Ask which year on the timeline was busiest, and why.
What goes wrong, and why
Each of these is a reasoning error rather than carelessness. The fix addresses the reasoning.
Reads only along one strand.
Why: That is what a timeline usually asks for.
Fix: Ask what else was happening that year. The second strand is the point.
Assumes two events in one year must be connected.
Why: Proximity suggests cause.
Fix: Ask how one could have caused the other. Sometimes the answer is that it could not.
Orders by which sounds more important.
Why: Importance feels like priority.
Fix: Use the dates in the sources. The toll table and the timetable carry their own years.
If they are not there yet
- Four cards in two colours.
- Give the year and ask what was happening in each strand.
If they finish early
- Add a third strand for the workhouse.
- Find a year where the two strands do not connect at all.
- Say which strand a historian would follow first, and why.
Exit ticket
In 1846 the railway opened and the canal company cut its charges. How do those two relate?
What to look for: The cut was a response to losing traffic to the railway. Listing both without a relation means the down-reading needs another run.
Printable practice for D2.His.1.3-5
Free to print and copy, answer key included. Each sheet can generate a fresh set of problems for a retake.
- Two Things at OnceNumber the events from 1 to 4.
Questions about Two Stories Running at Once
How long does the Two Stories Running at Once lesson take?
45 minutes, split across 5 timed sections: warm-up 5 min, teach 15 min, guided practice 13 min, independent practice 9 min, close 3 min. The minutes are stated per section and add up to the stated length, so the plan can be cut or extended at a section boundary rather than abandoned halfway.
Which standard does Two Stories Running at Once teach?
D2.His.1.3-5 — D2.His.1.3-5, History for Grade 3 to Grade 5: “Create and use a chronological sequence of related events to compare developments that happened at the same time.” In plain terms, use a timeline to compare things that were happening at the same time.
What do I need to teach this lesson?
A long timeline strip, 1840 to 1850, two colours of event card: canal and railway and the printable practice sheet linked at the end of this plan. Everything listed is either ordinary classroom equipment or a free printable from this site — there is nothing to buy and nothing to prepare beyond photocopying.
What mistakes should I expect in this lesson?
Three, each a reasoning error rather than carelessness: reads only along one strand; assumes two events in one year must be connected and orders by which sounds more important. The plan gives the thinking behind each one and the teaching move that addresses the thinking rather than the symptom.
How do I know whether the lesson worked?
The exit ticket asks: “In 1846 the railway opened and the canal company cut its charges. How do those two relate?.” The cut was a response to losing traffic to the railway. Listing both without a relation means the down-reading needs another run. That tells you whether the class needs a reteach or a thirty-second conversation before you plan tomorrow.
Is there a worksheet to go with Two Stories Running at Once?
Yes — 1 printable D2.His.1.3-5 worksheet, linked at the end of the plan and free like the rest of the site. Each one comes with an answer key and 25 versions, so the practice after the lesson can be a different paper on every desk.
Is Two Stories Running at Once free to use?
Yes. The plan, its printables and their answer keys are free to read, print and photocopy for your own class, with no account and no email capture. It was last reviewed on 7 September 2026. Please do not resell it or republish it as your own.
Last reviewed 2026-09-07. Aligned to D2.His.1.3-5 of the C3 Framework for Social Studies State Standards.