squareCircleZ

MathGraph32 is a great free tool for exploring 2D and 3D math concepts.

The 17-year cicada is due to emerge in north-eastern parts of USA in Spring 2013.

Scientists used Jacob’s Staff during the Renaissance to find heights and distances, using trigonometry. It was a forerunner to the sextant.

This is a classic late-1950s cartoon where Donald learns where math comes from.

Can you count faster than a chimp? Our number sense begins with our ability to count.

See this PBS documentary about the development of fractals and how they are used in computer graphics.

HOTmaths is an interesting online math resource. I take another look after a few years.

This short talk argues that people should know about probability and statistics before calculus. I tend to agree.

Here’s an interactive graph where you can explore straight lines, parabolas, cubics and Bezier curves.

Is Santa’s frantic dash around the world each Christmas Eve, even possible?