Your child can make beautiful circle art in this activity! Can a circle be created from a series of straight lines? The answer is yes! Odd Squad agents frequently use geometry to crack tough cases ...

Welcome to The Riddler. Every week, I offer up problems related to the things we hold dear around here: math, logic and probability. There are two types: Riddle… ...

Click to see a step-by-step guide. STEP 1: Use the ruler to draw a diagonal line from the bottom right corner of the paper to the top left corner. Mark the 90° right angles in the bottom left and ...

Although the art appears to be a straightforward enough concept, incorporating lines, squares, triangles, circles, and combinations of the above, it is a pictorial language that includes a ...

My InsiderWikipedia commons What you're seeing is a triangle that is drawn on the earth, a 3D sphere. You can see that the bottom two angles are both 90 degrees and that the top is 50 degrees. The ...