Practice the exact content PSI puts on your Missouri cosmetology exam. Mapped to the official topic breakdown below — no guessing, no generic Milady-style filler.
Direct from the Missouri Board of Cosmetology and Barber Examiners and the PSI candidate bulletin.
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.
Missouri 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.
Missouri requires 1500 training hours for cosmetology, along with completing the PSI exam (written + practical). Minimum age is 17.
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.
Many candidates underestimate the depth of knowledge required for the Hair Care and Services section, which is a whopping 40% of the exam. They might focus too much on just cutting or styling techniques and forget the underlying science of hair structure, growth cycles, and the precise chemical processes involved in perms, relaxers, and coloring. Don't just know *how* to do a service; understand the *biology and chemistry* behind it. Make sure you can explain why certain products react a certain way with different hair types, and what steps are crucial to prevent damage during chemical services. That deep understanding is what PSI is looking for.
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