Lesson Plan
Curated OER

Points, Lines, Planes, and Space

For Teachers 9th - 12th
In this points, lines, planes, and space worksheet, learners solve word problems dealing with points, lines, planes, and space. Students complete 20 individual problems and 20 group problems.
Lesson Plan
Curated OER

Area and Perimeter

For Teachers 10th
Learners find the area and perimeter of regular polygons and composite figures and examine the effect on the area and perimeter of a figure if the dimensions are multiplied by a constant. The nine page worksheet contains thirty-seven...
Lesson Plan
Curated OER

Point Comparisons

For Teachers 7th - 9th Standards
Young geometers investigate two-dimensional figures using coordinate grids. They identify polygons and draw examples of their reflection, rotation, and translation on a coordinate grid. And they complete a worksheet practicing examples...
Lesson Plan
Curated OER

How Big Is a Blue?

For Teachers K - 3rd
Students sort and compare/contrast the lengths of various whales. They sort pictures of whales in order of smallest to largest, and given a rope marked with the lengths of the whales, they compare the actual lengths of the whales.
PPT
Curated OER

Vocabulary and Concept Development #2: struct and tract

For Teachers 7th - 12th
Focus on the Latin roots struct and tract with this PowerPoint, boasting plenty of practice opportunities. To help develop a definition of each root, viewers match a list of words to their pictures. Then, they compare those words to a...
Unit Plan
Mathematics Vision Project

Module 7: Trigonometric Functions, Equations, and Identities

For Students 10th - 12th Standards
Show your class that trigonometric functions have characteristics of their own. A resource explores the features of trigonometric functions. Learners then connect those concepts to inverse trigonometric functions and trigonometric...
Lesson Plan
Exploratorium

Rotating String Shapes

For Teachers 3rd - 5th
Here is a very interesting way of studying triangles and polygons. Pupils work together and use pieces of string to create a variety of shapes. Depending on how many kids are manipulating the string at any one time, the number of...
Worksheet
Curated OER

Exploring Pendulums

For Students 7th - 10th
In this exploring pendulums worksheet, students experiment with pendulums they make in the lab. They vary the length of the strings and the weights to observe the changes in the pendulum's amplitude and frequency. They answer 3 analysis...
Worksheet
Curated OER

Triangulation Experiment

For Students 11th - Higher Ed
In this triangulation worksheet, learners solve and complete 11 steps of an experiment to determine the distance to a far away object using triangulation and trigonometry. First, they select a far away object and create a baseline far...
Lesson Plan
Curated OER

The Truth About Triangles And Proofs

For Teachers 9th - 12th
Learners engage in a lesson plan that is about the classification of triangles and the mathematical proofs involved in working with them. They work on a variety of problems that are created by the teacher with the focus upon the...
Worksheet
Curated OER

Constructing Triangles

For Students 5th - 6th
In this constructing triangles online learning exercise, students construct thirteen triangles on paper first and then type in their answers on line. Students can check their answers as they go and the computer calculates the overall...
Worksheet
Curated OER

Academic Algebra 2 Test

For Students 11th
In this algebra worksheet, 11th graders rewrite word problems using algebraic expressions. They solve problems using systems of equations. There are 14 problems on this worksheet.
Lesson Plan
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Curated OER

Magazine Holder

For Teachers 1st - 5th
Students investigate ways to save our environment by creating a recycled product.  In this sustainable materials lesson, students create a magazine holder by recycling a large cardboard box and gift wrap or wallpaper.  Students...
Lesson Plan
Curated OER

Rate of Photosynthesis

For Teachers 9th - 12th
Young scholars investigate the rate of photosynthesis using elodea leaves. In this photosynthesis lesson plan, students place elodea in a test tube filled with water. They include baking soda and place the test tube under a lamp. Young...
Worksheet
Curated OER

Similar Polygons

For Students 10th
In this similar polygons worksheet, 10th graders solve and complete 20 various types of problems. First, they solve each proportion. Then, students write a ratio expressing the slope of a line through each pair of points. In addition,...
Worksheet
Curated OER

An application of the Parallax Effect

For Students 9th - 12th
In this parallax effect worksheet, students observe 2 photographs taken of an active area of the sun by 2 STEREO satellites and 1 photograph taken of the same active area of the sun by the SOHO satellite. Students observe the shift in...
Lesson Plan
Curated OER

Reflection: Student Worksheet

For Teachers 4th - 7th
In this math worksheet, students will work independently to trace a stencil on an x-axis. Then students will follow a procedure to trace the image on the horizontal line of reflection. Students will observe that reflections and rotations...
Worksheet
Curated OER

New York Exam

For Students 9th - 11th
In this algebra worksheet, students review the basic concepts of algebra and linear equations. They solve polygons and shapes for their area and perimeter. There are 27 questions.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Right Angle Trigonometry

For Students 9th - 10th Standards
Fourteen problems present practice working with right angle trigonometry. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution" button to check...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Classifying Right Obtuse or Acute by Angle Measure

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on how to classify triangles based on angle measures.
Professional Doc
Louisiana Department of Education

Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide: Angle Measure and Plane Figures

For Students 4th Standards
A guide to support parents as they work with their students in angle measure and plane figures.
Handout
Math Open Reference

Math Open Reference: Angles

For Students 9th - 10th Standards
Everything you wanted to know about angles and more, including 1) how to measure angles 2) types of angles 3) angle relationships and 4) angles around a transversal.
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Angle Measures in Given Triangles

For Students 6th
[Free Registration/Login may be required to access all resource tools.] Find the degree measure of an unknown angle in given triangles.
Activity
Texas Instruments

Texas Instruments: Classifying a Triangles by Their Angle Measure Using Cabri Jr

For Teachers 9th - 10th
This activity uses Cabri Jr to classify triangles according to their angle measure. [Requires Adobe Reader.]