01:19 PopularAdded 1,554 Views / 0 Likes
Alexander Overwijk draws a perfect freehand circle 1m in diameter in less than a second.
01:35 PopularAdded 1,568 Views / 0 Likes
Circle terminology and formulas in song form. Center, radius and diameter are mentioned as well as the area and circumference formulas. The song helps students remember these terms and formulas.
02:27 PopularAdded 1,514 Views / 0 Likes
Live footage of the first ever World Freehand Circle Drawing Championship in Ottawa, Ontario (visit www.freehandcircles.com).
01:53 PopularAdded 1,667 Views / 0 Likes
Learn circumference, radius, pi and more through music! From the Math Upgrade course at learningupgrade.com.