Geometry is the study of shapes. Students who have difficulty understanding solid figures may benefit from "hands-on" activities using shapes.


Animated math glossary

Definitions and vocabulary with colorful moving parts

Circumference and Area of Circles

Lessons on circumference and area of a circle

Dave's Math Table

Geometry, Areas, Volumes, Surface Areas, Circles

Designs with Circles

Creating artistic patterns with circles

Geometric Factoring

Understanding Factoring Through Geometry

Geometry Problem of the Week

Solve this geometry puzzler weekly!

How to Make a Tessellation

Step-by-Step directions using crayons, colored pencils, markers, or water colors of how to create amazing tessellation designs

Introduction To Geometry

An introduction of Geometry topics: points, lines, planes, and space, glossary

Karen's Polyhedra Gallery

Absolutely cool math! To view any polyhedra in its entirety, simply click on the image!

MathMol Library of Geometric Images

Rotate 3-D images so that you can see all the faces

Painted Faces

An activity designed to promote students' abilities to use patterns and relationships to analyze mathematical situations using a geometric model. This learning experience uses visual problem solving, number patterns, hexahedrons, vertices, faces, and edges.

Perimeter and Area of Polygons

Interactive lessons including finding the areas of Squares, Rectangles, Parallelograms, Triangles, Trapezoids

Picture This

Create Some Magic with Tangram Puzzles. Click on the blue triangle to get your free Tangram puzzle pieces.

Polyhedra in the Classroom

Constructing paper 3-D models of geometric shapes

Tangrams

Tangram activity with tangram pieces to print out and ideas for tangram puzzles.

Tangrams

Construct tangram puzzles with Geometry shapes and create string art Geometry.

Tessellation Tutorials

Elaborate explanation of tessellation shapes and Claris Works tessellation tips.

Tessellations

Student tessellations

The Fractal Microscope

An interactive tool designed for the student to explore fractal patterns. This is discovery-based learning at its best! With this program students combine the art of math with the science of math. Enjoy the bizarrely beautiful geometric images and patterns of fractals.

The Geometry Junkyard

A colorful place to explore geometry patterns and shapes

The Shape of Bubbles

What is the shape of a bubble? Learn about shapes and what causes abubble to form a sphere!

Virtual Polyhedra

A collection of thousands of virtual reality polyhedra for you to explore