Triangles Lessons
Math Curiosity: Magic Triangles
Can you make each side of this triangle add up to 9 using the digits 1-6?
Math Curiosity: Klauber’s Triangle
In 1932, a leading authority on rattlesnakes, Laurence Klauber, discovered a startling pattern within a triangle of primes.
Math Curiosity: A Pattern Packed Triangle
Pascal’s pattern-packed triangle is a potent puzzle for pupils to ponder.
The Angles of a Triangle
Why tell a kid the rules of a triangle when they can discover them!?
Deducing the Area of Triangles
Using patterns, students try to deduce where that area formula came from.