California CAASPP Science Practice Test for Grade 8

California CAASPP Science Practice Test for Grade 8

This Grade 8 CAASPP Science Practice Test is designed to help students master NGSS standards and feel confident before the CAST exam. With rigorous, test-aligned questions and a full performance task, this resource mirrors real testing conditions and boosts student success.

What’s Included

• Full-length Grade 8 CAASPP/CAST Science Practice Test (34 questions)
• Segment A: 22 questions across Physical, Life, and Earth Science
• Segment B: Performance task on climate change & Earth systems
• Multiple question types: SR, Two-Part, Multi-Select, Constructed Response
• Detailed Answer Key with explanations and standards
• Comprehensive Teacher’s Guide with pacing, differentiation, and scoring
• Rubrics for constructed responses (easy grading!)
• Printable, classroom-ready format

How It Works in the Classroom

This Grade 8 science test prep resource is flexible and easy to implement:

• Use as a full-length mock CAASPP test (90–120 minutes)
• Assign sections for spiral review or weekly assessments
• Perfect for test prep centers or independent practice
• Use for data tracking and targeted reteaching
• Great for sub plans or benchmark testing

Standards & Learning Goals

Aligned to CA NGSS Middle School (MS-Band) standards, including:

MS-PS1–4: Matter, forces, energy, and waves
MS-LS1–4: Cells, ecosystems, genetics, and evolution
MS-ESS1–3: Earth systems, climate, and human impact

Students will:
✔ Analyze data and scientific models
✔ Apply crosscutting concepts and systems thinking
✔ Construct evidence-based explanations
✔ Practice real-world science problem solving

Why Teachers Love It

• Authentic test format mirrors real CAASPP/CAST structure
• Covers ALL science domains in one resource
• Includes answer rationales for deeper understanding
• Built-in differentiation with multiple question types
• Saves prep time with ready-to-use materials
• Supports data-driven instruction with clear scoring breakdowns

Make test prep simple, effective, and standards-aligned with this Grade 8 CAASPP Science Practice Test—your students will walk into testing feeling confident and prepared!