Practice Test GeeksWCAS - Washington Comprehensive Assessment of Science Practice Test

WCAS Flashcards

96 study cards across 14 topic decks — every card built from a real WCAS practice question. No account or sign-up needed. Flip to reveal the answer and explanation, mark what you know, and drill what you don't.

🎲 Mixed Deck — All WCAS Topics
100 cards sampled from every topic · the fastest way to find your weak spots
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Decks by Topic

Earth and Space Science
11 cards
Physical and Life Science
11 cards
Waves and Their Applications
7 cards
Waves and Their Applications
7 cards
Earth and Human Activity
6 cards
Earth's Systems and Processes
6 cards
Ecosystems: Interactions and Dynamics
6 cards
Energy Transfer and Conservation
6 cards
Engineering Design and Solutions
6 cards
Heredity and Biological Evolution
6 cards
Matter and Its Interactions
6 cards
Molecules to Organisms Structures
6 cards
Motion and Stability: Forces
6 cards
And Engineering Practices
6 cards

What Practice Test Geeks adds beyond an AI chat for WCAS

An AI chatbot can quiz you, but it can't reproduce the exam conditions or keep your record. Here you get:

  • A timed, full-length WCAS mock exam — 35 questions in 120 minutes with a 65% pass mark, modeled on the official exam's question count and time limit, followed by a score report broken down by exam domain.
  • A fixed WCAS question bank: the same test every attempt, so your score is comparable from one try to the next instead of changing with every regenerated quiz.
  • Progress saved on your device: completed tests, scores and missed questions stay in My Progress, so you can retake only what you got wrong.
  • A printable WCAS cheat sheet you can print or save as a PDF.
  • Free WCAS practice tests with the correct answer shown after each question.
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How this page was made: written with AI tools and published by Nathan Beja, founder of Practice Test Geeks, who is responsible for its content. Exam facts are checked against the official sources listed below. Not reviewed by a subject-matter expert. Editorial policy

Sources & references

Exam facts on this page (fees, format, dates, passing scores) are checked against these official sources; the date is our last check. Editorial policy

  1. ospi.k12.wa.us — Score release, time limit, passing score, exam format, test delivery, test dates · verified Oct 2026