Used in over 1,700 districts.

← Back to all of your playlists

Playlist: Bookmarks

Drawing An Impossible Triangle

Drawing An Impossible Triangle

Here’s how you can draw The Penrose Triangle, an example of an impossible shape.

Drawing Knots, Level 3

Drawing Knots, Level 3

How to draw the final version of the twisty Henri Matisse knot!

Drawing Knots, Level 2

Drawing Knots, Level 2

How to draw a more complex version of this twisty Henri Matisse knot!

Drawing Knots, Level 1

Drawing Knots, Level 1

How to draw a simple version of this twisty Henri Matisse knot!

Looping Grid Art

Looping Grid Art

Pick a few numbers, draw some corresponding lines on grid paper, and you’ll end up with some interesting, looping math-y art!

An Escher-Style Tessellation Project

An Escher-Style Tessellation Project

Create a piece of repeating art in the style of MC Escher!

A Grid-Based Fraction Project

A Grid-Based Fraction Project

You’ve got 60 spaces on a grid to create an amusement park, a house, a farm, or whatever you’d like. Divide it into seven pieces, order it by size, combine into two halves, and more in this fraction project.