Brian McElroy's Tutoring Blog
GMAT Test-Day TipsPosted 2023-04-16 Brian R. McElroy — Harvard grad and 99% GMAT scorer —offers his expert tips for students about to take the GMAT. Keep Reading |
The Top 10 ACT Math Formulas You've Never Heard Of (and 59 more).Posted 2026-04-08 A comprehensive list of all 69 (and counting!) required ACT math formulas, definitions, and concepts. Keep Reading |
I scored a Perfect 1600 on the SAT (score report attached).Posted 2024-08-19 I have now earned perfect scores on both the 1600-point (new) and 2400-point (old) SATs. Keep Reading |
PSAT Test-Day TipsPosted 2021-07-11 Test-Day Tips for the New PSAT (beginning October 2015) Keep Reading |
GRE Test-Day TipsPosted 2022-03-27 Brian McElroy offers his last-minute GRE tips for students about to take the test. Keep Reading |
ISEE Action Plan: How to Study and Prepare for the Independent School Entrance ExamPosted 2025-01-03 A 6-Step Plan to Prepare any student for the ISEE. Keep Reading |
Check me out on GMAT Club for free GMAT prep advice.Posted 2025-07-10 I've been an active member, resident GMAT expert, and top contributor on GMAT Club for over a decade--with over 1,200 posts, 2,500 "kudos," and counting. Keep Reading |
I scored a Perfect 2400 on the May 2014 SAT.Posted 2024-08-19 I took the SAT in May of 2014 and earned a perfect 2400. Here are some lessons that I learned. Keep Reading |
The Physical Aspect of the GMATPosted 2021-07-11 Sound body, sound mind, great GMAT score. Keep Reading |
PSA: Scores from the June 4, 2022 SAT will not be available until July 13th.Posted 2026-03-19 Due to delays associated with scoring the AP exams, which are also written by the College Board, June 4th SAT scores will take over a month to be returned -- instead of the usual two weeks. Keep Reading |






