CK-12 Foundation
Ck 12: Elem Math: Counting Different 2 D Shapes Within Simple Composite Figures
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on how to dientify various two dimensional shapes within a composite figure.
CK-12 Foundation
Ck 12: Elem Math: Counting the Number of Basic 2 D Shapes in a Composite Figure
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on counting basic two dimensional shapes in a composite figure.
National Council of Teachers of Mathematics
Nctm: Figure This: Decorating Boxes
How do you print a ribbon on a box? The challenge is to figure out which of the patterns can be folded into a box with an orange ribbon printed all the way around it?
Other
Coloring 3 D Sides
Students use the colored portion of the 2-D drawings to color the correct face of the 3-D model. This applet consists of 20 problems. [Requires Java.]
Other
Coloring 2 D Sides
Learners use the colored portion of the 3-D object to color the correct side of the 2-D drawing. This applet consists of 20 problems. [Requires Java.]
Other
3 D Object Viewer
Students can use this applet to explore different 3-D objects. Different objects can be chosen, rotated, and viewed from a variety of sides. [Requires Java.]
National Council of Teachers of Mathematics
Nctm: Figure This: Visualizing
Is seeing believing? Explore visualizing and spatial reasoning with three dimensional shapes in this challenge from the NCTM Math Challenge for Families collection. Discover why visualization is essential skill in real world situations.
NumberNut
Number Nut: Shapes, Symbols, and Colors: 3 D Shapes
This lesson describes three dimensional shapes and provides two interactive practice activities.
abcteach
Abcteach: Geometry
[Free Registration/Login Required] This resource has an assortment of teacher-created geometry activities for elementary and primary learners. Printable two-dimensional shapes, area and perimeter worksheets, board games, rules and...
Texas Instruments
Texas Instruments: Copying an Angle
Explore relationships (including congruence and similarity) among classes of two- and three-dimensional geometric objects, make and test conjectures about them, and solve problems involving them.
Other
Building Houses With Side Views
In this resource, 2-D views and 3-D figures are explored. Students build houses consisting of cubes using the given top, front, and right views. [Requires Java.]
University of Cambridge
University of Cambridge: Nrich: Net Cuts
In this enrichment game, the nets for nine solids are displayed. The twist is that each net has been cut into two pieces. The challenge is find the pieces that go together.
E-learning for Kids
E Learning for Kids: Math: Bus Station: 2 D Shapes and Polygons
Students will complete a series of learning games to explore two-dimensional shapes, such as naming them and completing the shape.
Science Buddies
Science Buddies: Shape Changing With the Cyber Squad
In this project, you will make 2-dimensional templates, called nets, that fold up into 3-dimensional (3-D) shapes. By making shapes of different sizes, you will be able to see how 3-D shapes change with size. In your findings you will...
ClassFlow
Class Flow: Two Dimensional Shapes Identify and Match
[Free Registration/Login Required] This flipchart helps students to analyze and compare various two-dimensional shapes according to the vertices, sides and parallel lines. It features "containers" created in Version 3 (can be used with...
NumberNut
Number Nut: Shapes, Symbols, and Colors: 2 D Shapes
Did you know that two-dimensional shapes are also called polygons? This lesson describes the various 2-D shapes and includes two interactive games to reinforce skills.
Other
Kindergarten Works: 10 Activities for Describing 3 D Shapes in Kindergarten
Describing 3D shapes in Pre-K and Kindergarten is now an expectation as it is a key geometry standard. This resource contains 3D shapes activities and resources for practicing this standard. Included are chants, videos, games, poetry,...
University of Cambridge
University of Cambridge: Nrich: Instant Insanity
Excellent interactive challenge working with cube nets to stack them in a specific order. Manipulate the cubes online to solve the problem.
Illustrative Mathematics
Illustrative Mathematics: 7.g Cube Ninjas!
For this lesson, 7th graders slice three dimensional objects to determine what two dimensional shape is created.
Better Lesson
Better Lesson: Fat or Flat?
Students will tell if a shape is 2-dimensional or 3-dimensional.
PBS
Pbs Learning Media: Math + Arts: Shape Mobile
For this lesson, students will create a shape mobile of 2-dimensional and 3-dimensional shapes made from geometric shapes.
Sophia Learning
Sophia: Discovering Volume
This video lesson introduces the concept of volume by relating it to area. The tutorial provides detailed examples.
Sophia Learning
Sophia: Finding Unknown Values of a Prism From Surface Area
This video lesson demonstrates how to work backwards to find a missing value when the surface area of a prism is known. The tutorial provides detailed examples. Students can check their understanding with an assessment.
Other
Freidenthal Instituut: Guess the View
Students are given a 3-D view of an object and then given a 2-D view of the object. Students must choose which of 6 views is being displayed from a list. This applet consists of 20 practice problems. [Requires Java.]