Stroop Test Lab

PDF

Free Printable Stroop Test PDF

Run the Stroop test on paper in a classroom, a workshop or anywhere without a screen. Every sheet is generated fresh in your browser, with an answer key and clear instructions.

  • Print-readyClean black and white layout with colored words
  • Instant downloadCreated in your browser, nothing uploaded
  • CustomizableItems, layout, difficulty and paper size

Quick download: ready-made templates

Classroom Edition

A friendly sheet for students: an instructions page, 24 large word cards and an answer key for the teacher.

Instructions - 24 items - Easy mix - Cards - Answer key - A4

Quick Play

One page with 20 compact cards for a fast warm-up or a party game, plus a separate answer key.

1 page - 20 items - Standard mix - Mini cards - Answer key - A4

Research-Inspired Edition

Three classic cards: word reading, color naming with XXXX rows, and incongruent color words, each with a timing note and scoring table.

4 pages - 3 cards of 50 items - 45 second timing - Scoring tables

Build your own sheet

Choose the difficulty, layout and number of items. Each click creates a new random sheet.

Difficulty
Layout style
40
Options
Paper size

How to use the printable test

  1. 1

    Download and print

    Print in color on plain paper. Check that the yellow and green words are easy to tell apart on your printer.

  2. 2

    Administer

    Give each participant a sheet face down. Start a stopwatch and ask them to name the ink colors aloud for 45 seconds per card.

  3. 3

    Score

    Count correct items with the answer key. Compare how many items people finish on congruent and incongruent cards.

Frequently asked questions

Is the printable Stroop test free?

Yes. Every template and every custom sheet is free to download, print and use in classrooms, workshops or at home.

Are the sheets different every time?

Yes. Each download creates a new random sequence, so you can hand out different sheets to different groups.

Which paper sizes are supported?

A4 and US Letter. Pick one in the generator. The templates use A4, which also prints fine on Letter with scaling.

How should I time the test?

Use a stopwatch and give 45 seconds per card, or time how long it takes to finish all items. Use the same method for everyone you compare.

Do I need a color printer?

For the color naming and interference cards, yes. The word reading card works in black and white.

Is my data uploaded anywhere?

No. The PDF is built entirely in your browser. Nothing is sent to our server.