Three versions of the same study materials, each with its own character: a printable, expert-prepared PDF with free demo download and instant access; a Desktop Test Engine for Windows with customizable simulation and timed modes that works offline; and an Online Test Engine for any browser on Windows, Mac, Android, and iOS with test history and performance review. All 100 practice questions are identical across versions. Every purchase includes 365 days of free updates, a 50% renewal discount afterward, and unlimited computer installations.

Minimum age 18; High school diploma or equivalent; Current adult CPR/AED certification; First Aid certification (effective 2027) Since requirements change over time, confirm the latest on the official SCO exam page before scheduling.

The official SCO ACSM Certified Group Exercise Instructor outline defines 4 domains. The leading three are Participant and Program Assessment (10%), Leadership and Instruction (45%), and Legal and Professional Responsibilities (15%). The full list is in the topics section above, and Prep4away's 100 practice questions cover each one.

SCO recommends these training resources for the SCO ACSM Certified Group Exercise Instructor exam:

• ACSM's Resources for the Group Exercise Instructor
• ACSM's Guidelines for Exercise Testing and Prescription

Follow the training with steady self-testing — the 100 practice questions from Prep4away help you apply theory and fill any gaps the training leaves.

The 090-999 exam is a SCO certification exam validating the SCO ACSM Certified Group Exercise Instructor syllabus shown above. It belongs to these credential paths: ACSM Certified Personal Trainer, ACSM Certified Exercise Physiologist. Candidates in 2026 prepare for it with Prep4away's 100 practice questions, available as a printable PDF, a Windows Desktop Test Engine, and an Online Test Engine — three versions of the same materials.

The SCO ACSM Certified Group Exercise Instructor exam requires 550 (scaled score) to pass, and registration costs Member: $239 USD; Non-member: $299 USD; Retake: $155 USD. A failed attempt means paying the same fee again — a readiness check with the Prep4away engines before booking is the cheaper option.

Prep4away issues a full refund if you take the SCO ACSM Certified Group Exercise Instructor exam within 60 days of purchase and do not pass. The policy does not apply if the exam is taken within 3 days of purchase, if the exam was never actually taken, or to free materials or expired orders, and the candidate name must match the payer name. Submit a scan of your enrollment slip and the official Score Report PDF within 2 days of the exam; claims are processed within 7 days. Alternatively, exchange for two free exam products of equal value and keep your original update service. Orders arrive by email within 1 minute — contact support if nothing arrives within 2 hours.

In-person at Pearson VUE testing centers or online proctored exam Register for the SCO ACSM Certified Group Exercise Instructor exam through these official channels:

• ACSM Official Certification Page
• Pearson VUE Registration

After booking, Prep4away delivers your practice questions within 1 minute — preparation starts the same day.

The SCO ACSM Certified Group Exercise Instructor exam contains 115 (100 scored, 15 unscored pretest) to complete within 165 minutes. Timed simulation in the Prep4away Desktop Test Engine teaches that rhythm before exam day does.