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Author: Sean Alexander

Sean has been a professional educator for 15 years and has taught math, physics, and astronomy at all levels.  His experience ranges from working at a high school for severe learning differences to teaching advanced physics at Stanford.  After completing his graduate work in theoretical physics Sean founded Alexander Tutoring, with the mission of revealing the deep connections between math and nature to as many students as possible. 

What Are the Most Effective Memory Exercises for Students?

Table of Contents Studying for hours only to blank out a key point during a test can be frustrating and can make all your effort feel wasted. However, struggling to recall information is a common problem many students face. That’s why strengthening your memory is just as important as reviewing textbooks or class notes. These…

What Math Should a 7th Grader Know by the End of the Year? A Guide for Parents

Table of Contents As your child progresses through middle school, 7th grade marks a pivotal year in their math studies. The fundamentals they’ve learned up to this point will lay the foundation for more abstract and critical thinking that’s required for introductory algebra and beyond. For parents, it’s helpful to know what 7th grade math…

Which Math Formulas Should I Memorize for the SAT?

Table of Contents Preparing for the math section of the SAT is overwhelming for many students. The digital testing platform provides a limited reference sheet, which contains the Pythagorean theorem and other basic geometry formulas. But you need to memorize a variety of other essential algebra, advanced math, and trigonometry formulas that you won’t have…

AP Calculus Tutor: Expert Help for AB and BC Students

Table of Contents Prepping for the AP Calculus AB or BC exams has become almost a rite of passage for high school students. Every year, over 400,000 students sign up to test their knowledge of derivatives, integrals, and other advanced math concepts. A strong score can earn your child college credit — plus the satisfaction…

Top Study Tips from an AP Math Tutor: Preparing for Calculus and Statistics Exams

Table of Contents Students skilled in mathematics can opt to take Advanced Placement (AP) Math courses and exams to prepare for college-level courses and even receive college credits. Preparing for and taking an AP Math exam can be demanding, especially on top of regular homework and extracurricular activities. For the best results, using skilled math…