Prince Rupert of the Rhine first asked this question in the 17th century, and he soon found out the answer is yes. Later, ...

Can you drill a hole in a cube that an identical cube could fall through? Prince Rupert of the Rhine first asked this ...

We’ve often thought that 3D printers make excellent school projects. No matter what a student’s interests are: art, software, ...

Hunt for shapes and make familiar objects by putting together several different shapes. Warm up with a Mystery Math Mistake to tell whether Dotson's 10-frames represent a number more than his focus ...

Two-dimensional (2D) shapes are completely flat. They cannot be picked up. A polygon is a 2D shape with straight sides that meet at vertices. Polygons have names that show the number of sides they ...

A recent report released by the National Assessment of Educational Progress shows a decrease in mathematical skills of American students – the first since 1990. While the reasoning behind the drop is ...

Work on making 10 and build new shapes from smaller shapes. Join Mrs. Markavich for a number talk with D.C. as we work on decomposing and composing to make 10. We'll build a new shape from smaller ...

How few corners can a shape have and still tile the plane?” mathematician Gábor Domokos asked me over pizza. His deceptively simple question was about the geometry of tilings, also called ...

Revise the different types of angles and rules for calculating angles. This guide includes interactive activities and a quiz. NEW: Angles in parallel lines Revise alternate, correspondent or ...

BUFFALO, N.Y. – A University at Buffalo researcher’s recent work on dyslexia has unexpectedly produced a startling discovery which clearly demonstrates how the cooperative areas of the brain ...