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Playlist: Math

How Many Ways: Add to 170

Four blanks, ten digits, one target. Students hunt for every pair of two-digit numbers that adds to 170 without repeating a digit, then work out why there are only four.

Same Perimeter, Different Area For Rectangles

Can two rectangles have the same perimeter but… different areas!?

Math Curiosity: Magic Squares

Imagine a 3×3 square in which every row, column, and diagonal have the same sum. That’s a magic square!

Fractals: Sierpinski’s Triangle

What if this triangle pattern just kept repeating… forever!?