PRACTICE YOUR TEST
CAS Practice Exam | Pass the IBCCES Certified Autism Specialist™ Test
Prepare for your IBCCES credential with our CAS practice exam. Features hundreds of CAS practice questions on diagnosis, EBPs, and collaboration. Start your certification prep now.
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Boost Skills. Pass Certified Autism Specialist™.
For autism educators and therapists: Validate your knowledge and master IBCCES skills with our prep tool to confidently earn your credential.
Dedicated Professional to Specialist
You work with individuals on the autism spectrum every day, bringing dedication and expertise to your role. But the Certified Autism Specialist exam requires a broad, integrated knowledge base that spans multiple disciplines.
It’s about demonstrating comprehensive competency in everything from diagnosis and common characteristics to evidence-based practices and effective collaboration.
Our CAS Practice Quiz is designed to unify your practical experience with the specific knowledge required by IBCCES.
We provide a dynamic study environment that simulates the official exam and allows you to identify and strengthen any gaps in your understanding, ensuring you are fully prepared to validate your skills and earn your credential.
Multi-Disciplinary Exam Prep
Our platform is more than a list of CAS practice questions. It’s a sophisticated study engine built to prepare you for the comprehensive nature of the IBCCES certification.

Simulate Official CAS Exam
Get comfortable with the exam’s structure and timing to eliminate test-day anxiety.
Authentic Exam Modes
Take a 60-question, 60-minute Certified Autism Specialist exam simulation with instant answers and explanations in Study Mode, or review questions.
Flexible Time Management
Practice under the official time limit, set a timer for each question to improve pacing, or turn the timer off for a relaxed study session.
Quizzes You Customize
Tailor your practice by selecting the number of questions and filtering by difficulty level to match your current knowledge.
Study Smarter with Filters
Focus your valuable study time where it will have the greatest impact. Our filters help you master every competency.
Filter by IBCCES Domain
Structure your IBCCES certification prep around key areas like Autism Overview, Behavior, Social Skills, and Professional Conduct.
Focus on Key Concepts
Create quizzes based on specific tags like “evidence-based practices,” “co-occurring conditions,” or “interdisciplinary collaboration.”
Smart Study Algorithm System
Enable our “Prioritize Unseen/Incorrect Questions” feature, and our system will create quizzes that automatically focus on the content you need to review most.
Analytics to Deepen Your Understanding
Your results are more than a grade; they’re a guide. Our dashboard provides clear insights to make your studying more effective.
Detailed Performance Summary
Instantly review your score, percentage, total time taken, and average time per question to track your progress and improve your test performance effectively.
Competency Area Breakdown
Discover your exact strengths and weaknesses with accuracy reports broken down by IBCCES domain, question difficulty, and specific topic tags.
Visualize Your Knowledge
Use interactive charts and a performance heatmap to see your progress and identify patterns in your understanding across different areas of autism services.
Study Guidance Data
Get personalized recommendations to identify key competency areas, ensuring your study remains efficient, focused on improving mastery of autism services.
The Top Choice for IBCCES Certification Prep
- Aligned with IBCCES Standards: Our question bank is developed by a multi-disciplinary team of experts to be in strict alignment with the competencies and standards set forth by the International Board of Credentialing and Continuing Education Standards.
- Broad Autism Spectrum Knowledge: Our CAS practice questions cover the full breadth of the exam, including diagnosis, co-occurring conditions, evidence-based practices (EBPs) from various fields, and interdisciplinary collaboration.
- Expert-Written Rationales: Understand the reasoning behind every answer with clear, concise explanations that connect theory to best practices in the field of autism support.
- Try Our Free Practice Quiz: Start your IBCCES certification prep today with a free practice quiz. Experience the full power of our platform with no commitment.
Your Certified Autism Specialist™ Exam Questions
Effective preparation involves reviewing the IBCCES competency areas and then using a high-quality practice quiz to assess your knowledge. Our CAS practice questions are designed to help you identify any gaps in your understanding across the required domains, so you can focus your study time efficiently.
The CAS certification exam consists of 60 multiple-choice questions, and candidates have 60 minutes to complete it. Our “Normal Exam Mode” is configured to mirror this format precisely.
Yes! We offer a free practice quiz that allows you to try a sample of our questions and experience all of our platform’s features, including the detailed analytics dashboard. It’s the perfect way to start your IBCCES certification prep.
Our questions are developed by a team of certified professionals to reflect the style, breadth, and application-based nature of the official Certified Autism Specialist exam. We focus on ensuring our questions cover the full range of IBCCES competency standards.
Absolutely. Our advanced filters allow you to create a custom quiz focused entirely on a specific competency area, such as “Communication,” “Social Skills,” or “Behavior.” This allows you to conduct targeted study sessions on the topics you need to review most.
A deep understanding of Evidence-Based Practices is key. This includes familiarity with specific protocols like the Picture Exchange Communication System® (PECS®), which is a foundational tool for teaching functional communication.
After earning your CAS, many professionals choose to deepen their expertise in specific areas. For those focused on the underlying cognitive processes of the individuals they support, the Board Certified Cognitive Specialist (BCCS™) certification is an excellent next step.