-
Use these simple illustrated formulas to calculate volume and surface area of various shapes.
-
Slice and complete various figures to form requested shapes.
-
Have fun learning through activities about polygons, triangles, circles, and the volume of cylinders. Page includes an historic timeline, SAT type quiz, and glossary of terms.
-
Shows different types of straight-sided shapes with up to ten sides. Gives the total number of degrees for each side.
-
Interactive Director movie comparing a fugue by Johann Sebastian Bach to a Möbius strip.
-
A program for computing lines, surfaces and volumes of the main plane and solid figures, through direct and indirect formulas. Includes multiple languages.
-
Explains and describes geometric terms, measurement of angles, types of figures, coordinate graphs, areas and volumes.
-
Presents problems involving circles and triangles, with proofs, SAT practice quizzes and famous quotes. Also, has examples of geometry in Peruvian culture.
-
With an Emphasis on the Elements. By Donald Lancon, Jr. (student).
-
Contains proposed mathematical theorems in a fun way.
-
Use visualization to determine how four different people see a set of 3-D blocks. From PBS Kids.
-
Use a virtual geoboard to help Dr. Marbles design a new fleet of cyberspace ships. From PBS Kids.
-
Webquest for 3rd-8th graders comparing the perimeter and area of rectangles. Relates to the book "Spaghetti and Meatballs For All!" by Marilyn Burns.
-
Choose a puzzle, then click and drag virtual tangram pieces to solve it. From PBS.
-
Features a discussion about the works of two teenagers, David Goldenheim and Daniel Litchfieldm, from Connecticut. They helped find a solution that eluded Euclid in finding a method to partition a line into any number of equal sections.
-
The history, uses,and creator of pi and also some fun facts, jokes and songs.
-
A lesson on the pythagorean theorem with the objective that the you will discover for yourself the actual theorem.
-
Explains the basic properties, formulas, theorems and different types of triangles. Includes proofs and illustrations.
