Test your knowledge of taxicab geometry, triangular numbers, the golden ratio and more.

2. Trust the number line. The number line is a math teacher’s most trusted friend when it comes to fractions and can be used well beyond elementary classrooms.

The Math: Deficit ≠ Damage Imagine WidgetCo, a U.S. company that designs high-end gadgets in California, gets them assembled in China for $100, and sells them to American consumers for $1,000 ...

A arithmetic puzzle may be seen in the picture posted above. One number is missing here, as you can see. Can you locate the missing number in seven seconds to solve the math puzzle? Let's get going!

Math’s “best-choice problem” could help humans become better decision-makers at everything from choosing the best job candidate to finding a romantic partner ...

Warm-ups, word problems, and manipulatives are great opportunities for elementary students to work together on collaborative math tasks.

A Math Manipulatives Display board showcases different math manipulatives like base-ten blocks, fraction tiles, and geometric solids. Use clear pockets or containers to hold these manipulatives, ...

Using the CRA framework can help to build a student-centered elementary math classroom grounded in evidence-based practices. Too often, students rush to learn standard algorithms without opportunities ...

Brent quotes are above the 200-day Moving Average on H4, revealing the prevalence of an uptrend. The RSI has rebounded from the support line. In this situation, the quotes are expected to rise ...