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Could It Really Happen? is a free printable Grade 1 English worksheet on telling an event that could really happen from a make-believe one, aligned to Common Core standard RL.1.5. It prints 3 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two students 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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One paper per student

All 25 sets ask different questions.

Could It Really Happen?

RL.1.5

NameDate

Sort each one into the right column.

LessonPrint · RL.1.5 · Set 1 · free to copy for classroom use

Answer key — Could It Really Happen?

Set 1. Prints on its own sheet.

  1. 1.1. A baby bird hatched from an egg. — Could really happen 2. A frog jumped into the pond. — Could really happen 3. A pig flew over the house. — Make-believe 4. A teapot sang a song. — Make-believe 5. My shoes ran away by themselves. — Make-believe 6. The bus was late. — Could really happen
  2. 2.1. A boy lost his tooth. — Could really happen 2. A girl rode her bike to school. — Could really happen 3. A rabbit baked a cake for the queen. — Make-believe 4. Rain fell all morning. — Could really happen 5. The moon ate a sandwich. — Make-believe 6. The sun told a joke. — Make-believe
  3. 3.1. A cat chased a mouse. — Could really happen 2. A cat drove a bus. — Make-believe 3. A dog barked at a cat. — Could really happen 4. A dog read the newspaper aloud. — Make-believe 5. A mouse grew as big as a house. — Make-believe 6. Grandpa read me a story. — Could really happen

Questions about Could It Really Happen?

What does the Could It Really Happen? worksheet cover?

It practices telling an event that could really happen from a make-believe one — 3 questions for Grade 1, all on Common Core RL.1.5: Explain how a storybook is different from a book of facts. The instruction to students is “Sort each one into the right column”, and the answer key follows on the next sheet.

Which Common Core standard does Could It Really Happen? practice?

CCSS.ELA-LITERACY.RL.1.5 — RL.1.5, under Reading: Literature for Grade 1. The published standard reads: “Explain major differences between books that tell stories and books that give information, drawing on a wide reading of a range of text types.” The worksheet assesses that standard rather than a paraphrase of it.

What age or grade is this worksheet for?

Could It Really Happen? is written for Grade 1, typically ages 6-7. It is one of the sheets on RL.1.5, so it suits any student working at that standard — including older students revisiting it and younger ones working ahead.

Does Could It Really Happen? come with an answer key?

Yes. All 3 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 Could It Really Happen? can I print?

25 — one per student, 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 Could It Really Happen? free to print and photocopy?

Yes. Could It Really Happen?, 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.

More practice for RL.1.5

Explain how a storybook is different from a book of facts.

All Grade 1 worksheets

Last reviewed 2026-09-05. Aligned to RL.1.5 of the Common Core State Standards for English Language Arts.