Bonneville
Variables Affecting Solar Power
Determine the best energy generator. Groups play with a photovoltaic cell to determine the variables that affect its energy output. The teams investigate a variable to determine the optimum performance of the solar cell. Pupils compare...
American Association for the Advancement of Science
Gravity Launch
Getting a ship into orbit isn't rocket science. Oh, wait...that's exactly what it is! Learn the basics of the concepts of thrust, launch angle, and gravitational pull in this fun and progressively challenging game.
Radford University
Parallelogram Task
These floors were made for learning. Pupils use coordinate planes drawn on the classroom floor using tape to investigate parallelograms. They measure lengths, angles, and slopes to identify properties of parallelograms.
EngageNY
Analyzing the Features of a Newspaper Article
There's more to newspaper articles than meets the eye. Scholars learn the different features of a newspaper article, including headline, byline, subheadings, etc. Pupils circle the features in an article as the teacher discusses their...
Curated OER
Identify Similar Figures
Students explore the concept of similar figures. In this similar figures lesson plan, students develop the idea that similar figures are a different size but the same shape by comparing similar rectangles. Students use patty paper to...
Curated OER
MT-A141 PreCalculus: Worksheet 6.1
In this precalculus learning exercise, students complete a table of common angle equivalences and compare them to radians. Using their calculator they examine the difference between angles in degrees and the answer in radians. Students...
Curated OER
Circles, Rectangles, Squares, Triangles
Students identify, compare and classify the various shapes. In this shapes lesson, students listen to descriptions of shapes with words such as sides, angles, congruent, and parallel. Students then give the teacher examples of shapes...
Curated OER
Similar Figures
For this similar figures worksheet, students identify corresponding sides and corresponding angles of given polygons. They identify similar figures. This three-page worksheet contains 18 problems.
Curated OER
Identifying Similar Triangles
In this identifying similar triangles activity, 10th graders solve 6 different types of problem that include identifying and comparing similar triangles. First, they identify the three ways that determine whether two triangles are...
Curated OER
Roping Quadrilaterals
Students explore with quadrilaterals. In this roping quadrilaterals lesson plan, students work in cooperative groups to play the game, "Question, please!" in order to identify, describe, compare and classify quadrilaterals. Students...
Curated OER
Similar Situations
Students explore intersecting lines. In this intersecting lines lesson plan, students investigate shapes consisting of parallel, perpendicular, and similar lines. Students investigate these lines in shapes around them.
Curated OER
Quilting Geometry
Study geometry through the concept of quilt design. High schoolers examine the geometric shapes in various quilts and then create their own quilts using geometric shapes that fit together. In the end, they write a paragraph to describe...
Curated OER
Measurement: The Size is Right
Specific learning goals are grouped for different grade levels spanning pre-kindergarten to eighth grade. After preparing the questions and materials, you call a learner to come in front of the class and play the game. Young learners...
Inside Mathematics
Rhombuses
Just what does it take to show two rhombuses are similar? The assessment task asks pupils to develop an argument to show that given quadrilaterals are rhombuses. Class members also use their knowledge of similar triangles to show two...
Mathematics Vision Project
Geometric Figures
Logical thinking is at the forefront of this jam-packed lesson, with young mathematicians not only investigating geometric concepts but also how they "know what they know". Through each activity and worksheet, learners wrestle with...
EngageNY
Applications of Congruence in Terms of Rigid Motions
Corresponding parts, congruent parts, congruent corresponding parts—what does it all mean? The resource challenges pupils to identify corresponding parts for pairs of figures. It uses examples of figures that undergo rigid...
Curated OER
Corresponding Parts of Similar Triangles
Here is a lesson that has learners take a look at corresponding parts of similar triangles, ratios of similarity, reductions and enlargements. They'll manipulate the scale factor (r) to observe the changes in similar triangles and then...
Curated OER
Great Expectations
Students examine how Pip's inner thoughts are portrayed through the medium of film in "Great Expectations." After viewing the film, they answer discussion questions, and compare and contrast the differences between the portrayal of...
Curated OER
Comparing Roots After Rotation of Ninety Degrees
Students conduct an experiment and use different measurements of a single root to illustrate the mechanism of plant movement.
Physics Classroom
Total Internal Reflection
Scholars work through three different activities applying their knowledge of total internal reflection (TIR). First, they simply identify which diagrams create TIR and which don't. Next, they match different types of boundary behaviors...
Curated OER
Measuring Angles
Third graders describe an amount of turn from a particular position to another using the 'circular' benchmarks of 0, ++, ++, ++, and full turn. Estimation language such as 'just about', 'between', 'not quite', 'just over', and similar...
EngageNY
The Definition of Sine, Cosine, and Tangent
Introduce your classes to a new world of mathematics. Pupils learn to call trigonometric ratios by their given names: sine, cosine, and tangent. They find ratios and use known ratios to discover missing sides of similar triangles.
CCSS Math Activities
Smarter Balanced Sample Items: 7th Grade Math – Claim 3
Does the explanation make sense? Sample items highlight claim three, communicating reason, in the Smarter Balanced assessments. Teachers use the 16 items to help show pupils the importance of communication and reasoning within...
101 Questions
Best Triangle
What makes an equilateral triangle equilateral? It turns out it's much more than just the side lengths! Learners analyze four different triangles to determine the best equilateral triangle. They create a formula that they later use to...