2D shapes have sides and corners. A rectangle has 4 straight sides and 4 corners. A square is a special type of rectangle, where all 4 sides are the same length.

This KS1 maths article explains how two dimensional shapes are completely flat with sides and corners.

Let’s sing our shapes together! "Let’s sing our shapes together! Learning Goal: Count the number of sides a shape has to determine what shape it is Vocabulary: Shape, sides, one, two, three ...

This year, Samsung unified the design language of its S-series flagships, making the S25, S25+ and the S25 Ultra look and feel the same (barring the camera). The curving sides of the S24 Ultra are ...

Science Mathematicians Excited About New 13-Sided Shape Called ‘the Hat’ Researchers proved the existence of a kind of shape that'd only been predicted to exist by theory.

A hobbyist in the U.K., David Smith, has come up with a brand-new 13-sided shape. It's called the hat because it kind of looks like a fedora. And it's what's known as an Einstein tile.

The same researchers behind the 13-sided "hat" shape have stumbled upon a version that improves upon the original in a very important way.

A 13-sided shape known as “the hat” has mathematicians tipping their caps. It’s the first true example of an “einstein,” a single shape that forms a special tiling of a plane: Like ...

S is for shapes. Look around and call out the different shapes around you!

For more than 100 years, pencils have been putting a hex on American schools. While they come in a variety of shapes, the six-sided, hexagonal pencil is the most popular. It’s easy to grip and ...

I feel kind of bad that I’ve been doing B-Sides all this time without showcasing anything from the 1964 “first-ever monster musical” The Incredibly Strange Creatures Who Stopped Living and ...