Curated OER
Median
Students solve problems involving triangles. In this geometry instructional activity, students use the properties of triangles to find the angles and side. They identify the median and altitude of the triangle.
Curated OER
Mirror Tool
Students define properties of polygons. In this geometry lesson, students differentiate between similar and congruent polygons. They identify and use the properties of solids to solve problems.
Curated OER
Balancing Discoveries
Students use a balance to help them with their addition facts. In this addition lesson plan, students also play the seven up game to memorize their facts.
Curated OER
Shirts Full of Buttons
Students match sets of buttons to complete subtraction problems. In this subtraction lesson plan, students answer the questions "how many more/less" and make bar graphs by counting up the buttons they are wearing.
Pennsylvania Department of Education
Geoboards
Learners describe shapes to their classmates using specific properties and practice making triangles on geoboards. In this geoboards lesson plan, students use string on the geoboards.
Curated OER
Medieval Mathematicians and Whimsical Windows
Third graders demonstrate their mathematical knowledge of symmetry and reflection using congruent geometric shapes while working as an artist and mathematician looking at a medieval-styled stained glass window.
Curated OER
Classifying Objects
Fourth graders work in small groups to sort and classify a variety of objects. They develop criteria for sorting and explain the characteristics they chose for classification. Groups record and share their classifications.
Curated OER
Geometric Lines: Parallel / Transversal / Perpendicular
Students in grade 7 and 8 work on outcomes related to spatial sense and geometric concepts, properties, and relationships. The lesson integrates technology and helps students be exposed to multimedia.
Curated OER
You Can Do It: Creating How-To Videos
Students create instructional videos. in this video lesson, students choose a subject area and topic to make their own how-to video. They research this topic and film their video using a flip-camera.
Curated OER
What's My Rule? Simple Linear Functions
Students investigate simple linear functions by trying to guess a function rule from inputs and outputs. They write the function rule in algebraic form.
Curated OER
Dimensional Space: Various Perspectives
Students use their understanding of 3D on 2D to make a representation of a 4D form on paper.
Curated OER
A Story With Order Of Operations
Students investigate the use of The Order of Operations using a story. The solution of the story correlates with using the same thinking involved in the application of the Order of Operations. This brings the concept into real world for...
Curated OER
Triangle Exploration
Students are introduced to The Geometer's Sketchpad software while in the computer lab. They focus on triangles, horizontal lines, vertex and top parallel lines. Each student utilizes geometry to complete basic geometric constructions.
Alabama Learning Exchange
Lining up the Decimals
Fifth graders order decimals from least to greatest and greatest to least. In this decimal order instructional activity, 5th graders complete an online review of comparing 2 digit numbers. Students then complete a decimal order card game...
Curated OER
Trundle Wheel
Sixth graders explore the uses of a trundle wheel. In this units of measurement lesson, 6th graders use trundle wheels to measure distances.
Curated OER
Physical Differences
Students role play what it would be like to have a physical disability. In this lesson on acceptance, students listen to the book A Rainbow of Friends by P.K. Hallinan. As a class, the students discuss similarities and differences in...
Curated OER
Are you in Golden Shape
Learners solve and verify the solution for unknown measures. In this geometry lesson, students identify the properties of circles. They use the arc, angle and segment relationship to find the missing measures.
Curated OER
Similar Triangles - Applied Problems
Students differentiate between similar and congruent triangles. In this geometry lesson, students identify the angles of triangles using the similarity theorem. They apply concepts of triangles to the real world.
Curated OER
Snowflake Curve
Students develop an appreciation for complex structures in nature. They observe patterns in nature in relationship to the Real World. Students use observation skills to assist in problem solving. They show comprehension of the concepts...
Curated OER
Hunting for Measured Treasure
Students compare and contrast objects according to their length. In groups, they travel to different centers in their classroom to participate in different sorting activities. They are introduced to how to use a ruler and reading the...
Curated OER
Changes in Latitudes, Changes in Attitudes
Sixth graders discuss how people, society, and technology change over time through a unit of integrated lessons. In these changes in society lessons, 6th graders discuss the answers to many questions about how changes effect the...
Curated OER
Sketching Cylinders
Students create nets of cylinders. In this geometry lesson, students calculate the surface area of cylinders and other solids. They show their understanding of three-dimensional shapes by solving problems.
Alabama Learning Exchange
The State Capital of Stem and Leaf
Students explore the concept of stem and leaf plots. In this stem and leaf plots instructional activity, students plot the 50 US states' capitals on a stem and leaf plot according to the first letter of each state. ...
Curated OER
Law of Sines
Students identify the ratios of a right triangle. In this calculus instructional activity, students use the law of sines to solve problems involving non-right triangles. They identify the different parts of a triangle.