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What Happened First? is a free printable Kindergarten to Grade 2 social studies worksheet on sequencing events, aligned to Common Core standard D2.His.1.K-2. It prints 2 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.

Set 1 of 25 · the same problems every time you open this link.

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All 25 sets ask different questions.

What Happened First?

D2.His.1.K-2

NameDate

Number the steps from 1 to 4.

1.Put posting a letter in order.
  • Drop it in the postbox
  • Put it in an envelope
  • The postal worker collects it
  • Write the letter
2.Put building the playground in order.
  • The work begins
  • The letter is sent to neighbours
  • The playground opens in June
  • The meeting is held in March

LessonPrint · D2.His.1.K-2 · Set 1 · free to copy for classroom use

Answer key — What Happened First?

Set 1. Prints on its own sheet.

  1. 1.Correct order: 4, 2, 1, 3
  2. 2.Correct order: 2, 4, 1, 3

Questions about What Happened First?

What does the What Happened First? worksheet cover?

It practises sequencing events — 2 questions for Kindergarten to Grade 2, all on Common Core D2.His.1.K-2: Put several events in the order they happened. The instruction to pupils is “Number the steps from 1 to 4”, and the answer key follows on the next sheet.

Which Common Core standard does What Happened First? practise?

D2.His.1.K-2 — D2.His.1.K-2, in the History domain for Kindergarten to Grade 2. The published standard reads: “Create a chronological sequence of multiple events.” The worksheet assesses that standard rather than a paraphrase of it.

What age or grade is this worksheet for?

What Happened First? is written for Kindergarten to Grade 2, typically ages 7-8. It is one of the sheets on D2.His.1.K-2, so it suits any pupil working at that standard — including older pupils revisiting it and younger ones working ahead.

Does What Happened First? come with an answer key?

Yes. All 2 answers are generated from the same problems as the questions, so the key cannot drift out of step with the sheet. It starts on a fresh sheet of paper, after the questions, so it is not handed out with the class by accident.

How many different versions of What Happened First? can I print?

25 — one per pupil, and all 25 ask different questions. Set 1 downloads the whole class as a single PDF. Every version is fixed to its own address, so a sheet printed today holds the same problems when you reopen it next week.

Is What Happened First? free to print and photocopy?

Yes. What Happened First?, its answer key and its 25 versions are free to print and photocopy for your own class, with no account, no email capture and no subscription at the download step. Please do not resell them or republish them as your own.

Is there a lesson plan to teach D2.His.1.K-2?

Yes — “What Happened First?” is a 40-minute Kindergarten to Grade 2 plan for D2.His.1.K-2, timed section by section, with the misconceptions to expect and an exit ticket. What Happened First? is the practice that follows it.

More practice for D2.His.1.K-2

Put several events in the order they happened.

Teaching this next? What Happened First? is the 40-minute plan for it, with the misconceptions to expect.

All Kindergarten to Grade 2 worksheets

Last reviewed 2026-09-05. Aligned to D2.His.1.K-2 of the C3 Framework for Social Studies State Standards.