Tips, guides, and stories about learning math the right way
Factor ax² + bx + c when a ≠ 1 using the AC method: split the middle term, group, and pull out common factors. Two full worked examples.
SAT PrepStruggling with SAT Math prep? Learn proven strategies from someone who moved from Ireland with zero prep. Includes study plans, common mistakes & AI solutions.
Algebra 1Learn how to solve two-step equations with fractions by clearing denominators with the LCD, then isolating the variable. Worked examples included.
Algebra 1Learn how to solve two-step equations by undoing addition or subtraction first, then multiplication or division. Two fully worked examples included.
Algebra 2Learn how to use the quadratic formula x = (-b ± √(b² - 4ac)) / 2a to solve any quadratic equation, with two fully worked examples.
Founder StoryFrom Ireland to California with no SAT prep. From precalculus without prerequisites to building an AI tutor. The honest story behind Lernos.
GeometryThe Pythagorean Theorem says a² + b² = c² for right triangles. See two fully worked examples, the method, and common mistakes to avoid.
Algebra 1Turn word problems into two equations, solve by substitution or elimination, and check. Full worked examples with numbers included.
EducationIs your child struggling with math homework every night? Learn why the education system fails students and how AI tutoring builds genuine understanding.