Essay Writing & STEM Critical Thinking
The Complete Guide to the STEM Thinking Skills Assessment for Academies of Loudoun (2026)
The STEM Thinking Skills Assessment for the Academies of Loudoun is one of the least-documented high-stakes tests in Virginia — and with AOS accepting only 4–5% of applicants, preparation matters enormously. This post breaks down all five subsections, the 250–300 scoring scale, the ACL Writing Assessment, and exactly how to prepare before the October/November test window.