Octagon

Triangles, squares, pentagons, and hexagons? Crocheting projects often sound a lot like geometry class, with basic shapes being the foundation of all your knitting projects, whether beginner or advanced. If you've already mastered the aforementioned shapes, give yourself a fu ...more

Here is a quick video on how to cut an octagon from a square. This is a useful origami technique.

Triangles, squares, pentagons, and hexagons? Crocheting projects often sound a lot like geometry class, with basic shapes being the foundation of all your knitting projects, whether beginner or advanced. If you've already mastered the aforementioned shapes, give yourself a fu ...more

It is very easy to make a paper box using rectangular paper and anyone could do it, just follow the steps below, Fold the paper in half hot dog style (the long way). If you are using square paper, it doesn't really matter which way you fold it. Unfold. Fold each side of the pa ...more

Watch this simple instructional video and learn how to turn a paper square into several other polygons. These basic origami projects also serve as edifying practice in simple geometry. You can fold an equilateral triangle, a regular hexagon, and a regular octagon from square o ...more

In this video, we learn how to build parachutes with household materials. You will need: a long string, Mylar, mesh, plastic, scissors, tape, and a weight. To get started, you will first cut your plastic or mesh into a circle or octagon shape. Then, take your string and cut it ...more

This video demonstrates how to fold the origami model "Blütenkreisel" that Carmen Sprung designed. Carmen kindly gave me permission to make this video accessible to you. Note that you have to start with an octagon, rather than a square piece of paper.

This video describes how to make a paper box.1.First take rectangle shaped paper, Fold the paper in half hot dog style in the long way, 2.and fold each side of the paper to the center crease and the paper should be in quarters. 3. Now fold the paper in half hamburger style tha ...more

Watch this video to learn the important polygon names and how to classify different types of polygons. Polygons are closed plane figures formed by segments. They can be classified based on the number of sides (or angles) they have. A polygon with two sides doe not exist. A t ...more

A framing square is a common tool that all carpenters use to help make accurate cuts. But many crafted woodworkers also use the framing square as well. Surprisingly, it can be used to make a perfect circle as well as an octagon. So in this tutorial, you'll find out how to use ...more

Not all polygons are tessellation shapes. A tessellation is a collection of figures that can be put together to fill a plane surface without overlaps or gaps. I’m sure that you have already seen many tessellations in real life. The tiles in the kitchen and the puzzle you have ...more