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California Science Test (CAST): Format Guide & Practice Tests

Science (NGSS). Spring, online.

At a glance

Who takes itGrade 5, Grade 8, Grade 11
SubjectsScience (NGSS)
WhenSpring, online
Format
  • Discrete items plus performance tasks built on scientific phenomena.
  • Taken in Grade 5, Grade 8 and once in high school (Grade 10, 11 or 12).
Does it count?School accountability.
Official informationcaaspp-elpac.org

Practice tests in this format

🔬 Grade 5 Science

Practice Test 120 questions · Matter & Energy · Life Systems · Earth & Space
Practice Test 220 questions · Matter & Energy · Structures & Mechanisms · Life Systems
Practice Test 320 questions · Life Systems · Matter & Energy · Earth & Space
Practice Test 420 questions · Matter & Energy · Structures & Mechanisms · Life Systems
Practice Test 520 questions · Life Systems · Matter & Energy · Earth & Space

🔬 Grade 8 Science

Practice Test 120 questions · Matter & Energy · Life Systems · Earth & Space
Practice Test 220 questions · Matter & Energy · Life Systems · Earth & Space
Practice Test 320 questions · Matter & Energy · Life Systems · Structures & Mechanisms
Practice Test 420 questions · Matter & Energy · Life Systems · Earth & Space
Practice Test 520 questions · Matter & Energy · Life Systems · Earth & Space

🧬 High school (life science)

Practice Test 120 questions · Molecular Genetics · Homeostasis · Plants
Practice Test 220 questions · Population Dynamics · Genetics · Animal Systems
Practice Test 320 questions · Homeostasis · Metabolic Processes · Biochemistry
Practice Test 420 questions · Molecular Genetics · Genetics · Metabolic Processes
Practice Test 520 questions · Genetics · Homeostasis · Animal Systems

All questions and passages are original and written for Pagine to match the published curriculum. Pagine is not affiliated with any government, ministry, department of education, exam board or assessment body. Not official tests.

Frequently asked questions

What is the California Science Test (CAST)?

Science (NGSS). Spring, online. School accountability.

What is the format?

Discrete items plus performance tasks built on scientific phenomena. Taken in Grade 5, Grade 8 and once in high school (Grade 10, 11 or 12).

How should students prepare?

Take one practice test to find strengths and gaps, review the skill breakdown, practise the weaker skills, then try another test a week later. Read every day and talk about what you read.

Are these the official exam papers?

All questions and passages are original and written for Pagine to match the published curriculum. Pagine is not affiliated with any government, ministry, department of education, exam board or assessment body. Not official tests. Official information is linked on this page.

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