Articles
Guides and resources about math education.
The Secrets of Prime Numbers and Patterns
How do you know a number is prime without memorizing? The square-root trick and the sieve turn it into detective work on paper. Then meet what only primes do: twin primes, the 6k±1 rule, and the encryption behind online payments.
Logic and Reasoning: The Language of Math
Learn the core ideas of logical reasoning, statements, and arguments with real examples your child can use.
Trigonometry Made Understandable
Learn what trigonometry really means, the core ideas of sine, cosine, and tangent, the special triangles, and how to use them with real examples.
Exponents, Roots, and Powers Explained
Learn what exponents and roots really mean, the core rules of powers, scientific notation, real examples, and the mistakes to avoid.
Ratios and Proportions Made Simple
Ratios compare relationships; proportions say two ratios are equal. Learn to set up the proportion equation and solve for the unknown with cross-multiplication — recipe, map, and shadow problems included.
The Building Blocks of Multiplication and Division
Learn the core ideas — equal groups, arrays, and fact families — that make multiplication and division click and power much of math.