Practice the exact content PSI puts on your Illinois cosmetology exam. Mapped to the official topic breakdown below — no guessing, no generic Milady-style filler.
Direct from the Barber, Cosmetology, Esthetics, Hair Braiding, and Nail Technology Board and the PSI candidate bulletin.
Source: Barber, Cosmetology, Esthetics, Hair Braiding, and Nail Technology Board
Your SGS dashboard tracks your score in each of these categories so you know exactly where to study.
The tools students use every night in the 30 days before their test.
Illinois uses the PSI exam, which requires 75% or higher to pass. Practicing at least 10% above that on SGS mock exams is the sweet spot students who pass on the first try hit.
Illinois requires 1500 training hours for cosmetology, along with completing the PSI exam (written only). Minimum age is 16.
Every SGS practice question is mapped to the same topic categories PSI uses: Scientific Concepts (Infection Control, Safety, Chemistry); Hair Care and Services (Cutting, Styling, Chemical); Skin Care; Nail Care and Services. Your progress dashboard shows which categories you're strong in and which need work before test day.
Yes. SGS works in any mobile browser — no app install required. Flashcards, practice tests, and The Final Look exam all work on iPhone, Android, and tablet. Save your seat in The Lounge to sync progress across devices.
A common pitfall for Illinois candidates focusing on Hair Care and Services is neglecting the *underlying principles* of chemical services. It's not enough to know *how* to do a perm or color; you need to understand the chemistry involved: pH levels, porosity, bond breakage and reformation, and how different chemicals interact with the hair structure. The PSI exam will test your comprehensive understanding, not just your ability to follow steps. Really dig into the 'why' behind each chemical treatment to avoid this mistake.
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