Games & Toys
Get flash to fully experience Pearltrees
Shapes that tessellate - octagons and squares grid
Grids --- triangle --- square --- hexagon --- sq & tri --- hex & tri --- hex, sq & tri --- oct & sq --- dodeca & tri --- dodeca, hex & sq --- pentagons --- waffle --- fish Print this grid either by printing the whole webpage, or by right-clicking on it and click on 'Print Picture'.
The Lesson Plans have 64 easy-to-follow, math-based activities with art, architecture, biology, physics, and technology extensions.
Zome Lesson Plans
Gotcha! But the rest of these optical illusions are on the level.
NIEHS Kids Page -- Optical Illusions
