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Estimation and Pattern Discovery
Students collect sunflower heads from their community garden. They estimate its seed count using different strategies. They graph their estimations on a graph and use calculators to find the actual total.
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How Much Further Is It?
Fifth graders use estimation to solve problems and assess the reasonableness of their answers. They may use an odometer, a map with a legend, MapQuest, or a map without a legen. They estimate 4 to 5 different scenarios.
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Buying My First Car
Students pretend they are about to buy their first new car. They must do all the calculations necessary to estimate the cost of purchasing the car. They see that the math they learn in school really does have real-life applications.
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Estimation
Students estimate the cost of individual items found on a typical grocery list. They participte in a teacher-led demonstration, solve word problems, and estimate the cost of ten items placed into their group's grocery basket.
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What About Cantaloupes?
Second graders investigate the physical properties of cantaloupe using their senses. In this life science activity, 2nd graders estimate the weight of their sample. They get it's actual weight and compare it with their estimate.
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What is my Angle? App
Learners estimate angle measures in this this estimating angle measures lesson. They use an application on their graphing calculator that shows various settings involving angles and then they estimate the angle measure of a clock's...
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Explora-Pond: Surface Area
Learners estimate the surface area of a pond using ratios and chance methods of estimation. They gain insight into how well estimations based on chance outcomes match the average of a maximum area estimation and a minimum area estimation.
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Estimation and Measurement
Students explore measurement and estimation with non-standard units. In this measurement lesson, students discuss items that could be used to measure; they use tooth picks to measure specific items around the classroom, both estimating...
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Study Buddies: Dividing by Two-Digit Numbers/One-Digit Quotients
In this math worksheet, students will work with a coach to solve a two-digit division problem. Students will follow a step-by-step process and notes are provided for the coach.
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Study Buddies: Adding Decimals
In this math worksheet, students will work with a coach to add numbers with decimals to the hundredths place. Students will follow a step-by-step process and notes are provided for the coach.
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Symmetric Secant
Mathematicians use a symmetric secant line to prove the derivative at a point. In this trigonometry lesson, students create secant lines on the navigator to analyze the derivative. They move the lines around and make observations.
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Units of Measure
In this identifying units of measure worksheet, learners estimate the volume of their bodies using the bath method and component method, estimate the density of their bodies and use a conversion sheet to convert metric measurements....
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Metric Meals
Sixth graders investigate metric measurements. In this metric measurement lesson, 6th graders explore mass, capacity, and length. Students examine graduated cylinders and balance scales to obtain measurements. Resources are provided.
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Blazing the Trail
Learning about proportions through measuring and mapping distances is the focus of this real-world math instructional activity that doubles as an activity. Mathematicians complete a course designed to measure and map locations in order...
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Hi, Deer!
Students collect, organize by table, and examine census data in a simulation, estimate the size of the population in the simulation and make predictions based on the collection of census simulation data.
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Exploring Area and Perimeter
Two young scholars are blindfolded and each receives a cardboard square, one with pompoms glued around the edge and one with pompoms glued all over the surface. They identify what they feel. The class discusses perimeter and area of...
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Where in the World
Students explore the global grid system. In this globe lesson, students identify latitude and longitude lines and how these can tell the coordinates of any place. They use the Internet to find the exact coordinates for their town.
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The Robot Ranger
Students participate in an experiment to understand how robotic systems can estimate distances. In this robotic ranger lesson, students measure the the time it takes for and object to move back and forth. Students will use a tennis...
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Pumpkins By the Pound
Use pumpkins of various sizes to experiment with weight and perimeter. First the class lifts the pumpkins one by one, estimating each pumpkin's weight. They arrange the pumpkins from lightest to heaviest, and then string weigh each one...
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Measuring Angles
Middle schoolers explore angle measure as they estimate angle measure and measure and draw angles of less than 360 degrees. The lesson emphasizes the use of estimation when measuring angles.
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How Long? How Wide? How Tall? How Deep?
Students estimate the length of given objects. For this measurement lesson, students explore the use of standardized measurement. They also approximate the measurement of given items. Students read stories about measurement and...
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Angles: Angles, Angles, Everywhere
Students practice estiminating and measuring angles. After watching a short video, they identify angles in objects in the classroom and their homes. In groups, they participate in activities in which they are given a scenerio and are...
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Menu Mania
Students explore the concept of estimating by watching a video, and discussing the strategies for estimation. They estimate the costs for various menu items, then calculate the exact amount spent.
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Angle Attributes and Measures
Seventh graders explore the concept of angles. In this angles lesson, 7th graders use protractors to measure angles. Students sing an angle song. Students discuss attributes of angles using a two-color plate manipulative.