Curated OER
Lesson Exchange: Polygons (Middle, Mathematics)
Learners discover the relationship between the sides of a polygon and the number of diagonals that can be drawn from one vertex, the number of triangles that those diagonals form, and the sum of the interior angles of that polygon.
Curated OER
Park Planner
In this measurements learning exercise, students read the park requirements and draw a park in the grid provided. They then write down the square unit area of 5 park features.
Curated OER
Probability Lesson Plan
Your learners will examine probability through experiments and dice games. Using a computer, your class will perform simple experiments to collect and analyze data to determine the probability of different experimental results. Students...
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How Many Blades of Grass in a Football Field?
Students, by taking a sample count from a small area, estimate the total number of blades of grass in a football field. They use a cardboard from, the inside of which measures 1 square foot to do their calculations.
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A Recipe for Reading: Asian Style Rice and Eggs
Learners read, write about, and cook with rice in this home economics lesson. They reflect on the experience eating rice at home or in other ethnic foods.
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Perimeter and Area Together
Students watch a video about a skating competition. In this perimeter and area lesson, students watch a video on a skate off competition, draw the fields on the board and compare with the fields on the handout. Students find...
Curated OER
Scaling Down, Scaling Up
Students understand the meaning of scale and calculate various problems related to Cyberchase videos. In this scaling lesson, students measure a Proporciona boat using blades of grass. Students calculate dimensions based on a scale for...
Curated OER
Does the Area of the Quadrilateral Change?
Students study area and quadrilaterals. In this multiplication and area lesson, students use Polystrip models to change rectangles to form different parallelograms. Students find the area of the models use a Geometer Sketchpad to find...
Curated OER
Angle Action
Young scholars measure and label specified angles. In this angles lesson, students use a protractor to find angles that are acute, obtuse, and reflexive. Young scholars then label each angle and match the angles the correct definition....
Curated OER
Decimals: Collaborative Lesson
Learners explore mathematics by participating in a group activity. In this number value lesson, students identify the uses for decimals and how to best estimate whole numbers based on decimals and fractions. Learners collaborate with...
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Quadrilaterals
In this solving quadrilateral word problems worksheet, students draw figures to identify quadrilaterals, use angles to find the ones missing, and explain classification. Students solve six problems.
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Get a Leg Up
Traveling through space is an amazing experience, but it definitely takes a toll on the body. After reading an article and watching a brief video, learners perform an experiment that simulates the effects of zero gravity on the...
Curated OER
How Big Is That Star?
Aspiring astronomers study stars. They compare stars and explain the relationship between radius, mass, and diameter. By creating a star simulation, they discover how a binary star system's orbit can cause changes in the observed...
Discovery Education
Architects in Action
Hands-on and real-world applications are great ways to teach mathematical concepts. Creative thinkers examine how ratios are used to create scale models of buildings and structures. They practice working with ratios by looking at a map...
Discovery Education
Exploring Geometry
Middle schoolers construct a three-dimensional model of a city using both similar and congruent figures and geometric transformations. City must have at least ten buildings with each building labeled and may be constructed out of paper...
Curated OER
Food for Spaceflight
When astronauts get hungry in outer space, they can't just call and have a pizza delivered. In order to gain an appreciation for the challenges associated with space travel, young learners are given the task of selecting,...
Institute of Electrical and Electronics Engineers
Exploring at the Nanoscale
Nano-nano! Nanotechnology can seem like it's from another planet! After learning about this tiny technology, collaborative groups experiment with how smaller particles affect chemical reactions. They do this by immersing a whole and a...
Curated OER
"Weighing the Elephant"
Can your class solve the problem presented in the Chinese folktale, "Weighing the Elephant?" Read your class the description before having them attempt to solve the problem. After they've come up with an answer (or attempted to!), finish...
Curated OER
Frame Yourself
Young ratio masters calculate and cut a frame (out of poster board) to accurately create an even frame around a picture of themselves. The frame needs to be proportional to the picture with constraints determined by the instructor.
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Graph Paper Patterns
Young artists divide a piece of graph paper into sections using rectangles, squares, and triangles. They then fill each section with patterns of shape and color. Elementary graders describe how their patterns are organized. Secondary...
Curated OER
Fractions, Decimals and Percents
Students investigate the differences when using decimals, fractions, and percents. They focus on the process of using them in real problems and how to convert them from one form to another.
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Math with Maps and Globes
Students round out their math skills with these ‘round the world' ideas. In this math and geography lesson, students try out time zone sticks, a polar race, and tic-tac-globe to engage them in learning more about globes and the...
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Robot Rounding!
Students collect data on a robot and relate the behavior to prove there is an infinite minute set of numbers. In this algebra lesson, students verify that there is always a number between two numbers. They analyze and make inference...
Curated OER
Constant Dimensions
Young scholars explore measuring units by investigating the dimensions of different objects. In this data graphing lesson, students utilize candy, beads and fingers to measure different dimensions of geographic figures. Young scholars...