Activity
NumberNut

Number Nut: Shapes, Symbols, and Colors: Identifying Traits

For Students 3rd - 5th
Explains how traits are used in Math and in Science to sort and compare the properties of objects and substances.
Handout
The Math League

The Math League: Figures and Polygons

For Students 3rd - 8th Standards
This website has basic definitions for most polygons, regular and irregular.
Handout
The Math League

The Math League: Basic Terms: Lines

For Students 3rd - 5th Standards
This tutorial gives a very basic definition of lines.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Classifying Real Life Objects as Basic 2 D Shapes

For Students 1st - 2nd Standards
[Free Registration/Login may be required to access all resource tools.] The video describes how to classify a real-world object as a circle, triangle, square or rectangle. The video is followed by additional practice problems.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Predicting the Next Shape in a Sequence of Complex Shapes

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Students watch a video and try practice problems on identifying and continuing geometric patterns.
Interactive
Other

Kinderweb: Educational Children's Games

For Students Pre-K - 1st Standards
Use this site to practice identifying shapes, colors, and animals with these interactive games.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Counting Straight Lines and Curves in Various Shapes

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video shows how to count the number of straight lines and curves in a given 2D figure. The video is followed by practice problems.
Interactive
Study Pad

Splash Learn: Partition Shapes: Halves and Fourths

For Students 1st Standards
[Free Registration/Login Required] Answer questions about the halves and fourths of circles and rectangles, and collect coins for each correct answer.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Identifying Ellipses and Polygons

For Students 2nd - 4th
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on identifying ellipses and polygons.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Identifying Ellipses and Polygons

For Students 3rd - 5th
[Free Registration/Login may be required to access all resource tools.] Students watch a video and then attempt practice problems on identifying ellipses and polygons.
Handout
Other

Maths Net Interactive: Interactive Geometry: A Glossary

For Students 9th - 10th Standards
Click on the appropriate word to view a small graphic depicting the term, or click to the crossword puzzle version of thisinteractive glossary.
Unknown Type
abcteach

Abcteach: Geometry

For Teachers Pre-K - 1st Standards
[Free Registration/Login Required] This resource has an assortment of teacher-created geometry activities for elementary and primary students. Printable two-dimensional shapes, area and perimeter worksheets, board games, rules and...
Unit Plan
Khan Academy

Khan Academy: Drawing Polygons With Coordinates

For Students 5th - 7th Standards
Practice drawing shapes on the coordinate plane. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Activity
Mr. Martini's Classroom

Mr. Martini's Classroom: Identifying Patterns

For Students Pre-K - 1st Standards
Determine which shape completes the pattern in this interactive exercise.
Unit Plan
Shmoop University

Shmoop: Basic Geometry: 3 D Objects (Prisms, Cylinders, Cones, Spheres)

For Students 9th - 10th Standards
The geometry resource investigates three-dimensional objects. Objects include prisms, cylinders, cones, and spheres. Detailed examples and practice exercises are included.
Handout
Varsity Tutors

Varsity Tutors: Aplusmath: Homework Helper: Geometric Terms

For Students 3rd - 8th Standards
This is a list of geometric shapes and terms with pictures and defintions.
Activity
University of Illinois

University of Illinois Urbana Champaign: Chickscope Egg Math: Equations for an Ellipse

For Students 9th - 10th
Investigation and discussion of the way "Pin and string construction," works in producing an ellipse. Works through the corresponding equations in a well-ordered way.
Interactive
Doina Popovici

Math Play: Geometric Figures Game

For Students 5th - 7th Standards
An online game where students use their skill to classify geometrical figures.
Activity
Rice University

More Fun Fractions

For Students K - 1st Standards
In this site, pattern blocks are used to explore fractional relationships among shapes.
Activity
History is Fun

Jan Brett: Geometric Solids Flashcards Pdf

For Students 1st - 3rd Standards
Print out these colorfully illustrated PDF file pages to practice learning your basic three dimensional geometric solids. Fold them in half and one side shows the shape while the other side shows the shape with the correct name. Put them...
Unit Plan
Khan Academy

Khan Academy: Constructing Triangles

For Students 6th - 8th Standards
Practice constructing triangles. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unknown Type
Khan Academy

Khan Academy: Recognize Angles

For Students 3rd - 5th Standards
Determine if angles in shapes and pictures are acute, right, or obtuse. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Interactive
Quia

Quia: Geometric Terms Matching

For Students 3rd - 8th Standards
Do you need practice remembering or learning different geometry vocabulary words and definitions? This matching game is the web site for you! There is a link to a list of terms with definitions you can click if you want to see if you are...
Interactive
Quia

Quia: Geometric Terms Word Search

For Students 3rd - 8th
Do you need practice remembering or learning different geometry vocabulary words and definitions? This word search is the web site for you! There is a link to a list of terms with definitions you can click if you want to see if you are...