Khan Academy
Khan Academy: Interpreting Scale Drawings
Students practice interpreting scale models, receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Cross Sections of 3 D Objects (Basic)
Match 3D objects with their 2D cross-sections. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Unknown Angle Problems (With Algebra)
Practice setting up algebraic equations to solve unknown angle problems. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Vertical Angles
In this exercise, students practice finding vertical angles. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
CK-12 Foundation
Ck 12: Tessellations: Hexagon Tessellation
[Free Registration/Login Required] Students determine whether a hexagon can tessellate or not. Click challenge me to answer practice questions and click learn more to watch a video.
CK-12 Foundation
Ck 12: Tessellations: Tessellating Squares
[Free Registration/Login Required] Students determine if squares can tessellate. Click challenge me to answer practice questions and click learn more to watch a video.
CK-12 Foundation
Ck 12: Tessellations: Triangle Tessellation
[Free Registration/Login Required] Students will explore tessellations and whether a polygon can tessellate. Click challenge me to answer practice questions and click learn more to watch a video.
![Inside Mathematics: Sorting Shapes [Pdf] Lesson Plan](https://d15y2dacu3jp90.cloudfront.net/images/attachment_defaults/resource/large/FPO-knovation.png "Inside Mathematics: Sorting Shapes [Pdf] Lesson Plan")
University of Texas
Inside Mathematics: Sorting Shapes [Pdf]
This task challenges a students knowledge of 2-dimensional geometrical shapes to sort shapes and to design a shape that has a given set of attributes.
University of Texas
Inside Mathematics: Don's Shapes [Pdf]
This task challenges a student to demonstrate understanding of the attributes of two-dimensional shapes.
University of Texas
Inside Mathematics: Which Shape [Pdf]
This task challenges a student to use knowledge of geometrical attributes to identify and describe shapes.
PBS
Pbs Mathline: Mirror, Mirror Lesson Plan [Pdf]
Determine which regular polygons tessellate by using mirrors. Printable lesson.
PBS
Pbs Mathline: Bubble Mania Lesson Plan [Pdf]
Determine the area, diameter, and circumerfence of a bubble residue by creating a soap solution and blowing bubbles.
E-learning for Kids
E Learning for Kids: Math: Music: 2 D Shapes
Kyan is an African villager. Can you help him name and define different parts of shapes?
E-learning for Kids
E Learning for Kids: Math: Group of Pyramids: 2 D Shapes
Abeni works at the pyramids. Visit her and find out more about circles and triangles.
Khan Academy
Khan Academy: Identify Points
Identify points in the first quadrant of a coordinate plane. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Math Slice
Math Slice: Graph Slice Special Test
A ten question test for assessing measurement concepts of area and perimeter. Assessment is scored online and student scores are compared with other students who have taken the assessment. Great assessment tool.
University of Texas at Austin
Mathematics Teks Toolkit: Exploring C/d= Pie
A collection of circular objects will be used to explore circumference and diameter of circles.
Math Is Fun
Math Is Fun: Regular 2 D Shapes
This tutorial provides illustrations for regular 2-D shapes as well as a definition for polygons and for regular polygons.
Math Playground
Math Playground: Shape Inlay Game
Drag and drop shapes into a puzzle to explore tessellations.
Oswego City School District
Regents Exam Prep Center: Area of Polygons and Circles
How would you find the area of a polygon or circle? Explore this concept with engaging activities at this test prep site. Here you will find detailed problem solving strategies with accompanying visuals, a reference table with formulas,...
Other
Visnos: Polygons
Create regular and irregular polygons and determine the angles and side lengths with this interactive exercise. Use Safari or Chrome browser.
Alabama Learning Exchange
Alex: Search the Perimeter and Secure the Area
This lesson will not only help students compare and contrast the concepts of area and perimeter, but it will also move toward the concept that area is maximized while minimizing perimeter with a square.
Alabama Learning Exchange
Alex: Shaping the Future
Students will utilize new found knowledge of architectural design and engineering to apply math and science skills in building a structure. By using interactive websites, they will create scale drawing plans and design and engineer a...
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