Curated OER
A Visit to Southern Africa - Volcano
Students examine a cookie that represents pumice and lava in order to realize that lava is a composite of many rock particles. They compare and contrast pumice to the cookie by estimating, weighing, measuring and dissecting the cookie...
Curated OER
Estimating Angles
Sixth graders estimate the measurement of angles and linear distance from one point to another. Using a specified website, 6th graders play a game of "Golf" where they enter the angle and distance a ball must be hit. Upon completion of...
Curated OER
Measuring Spider Web Angles
For this mathematics worksheet, students identify that the spiders each used a different angle to create their webs. Then they find out each spider's angle by estimating and measuring.
Curated OER
Scavenger Hunt for Lengths
Young scholars practice measurement using real world objects. In this scavenger hunt for lengths lesson, students collaborate to measure with rulers, yardsticks, trundle wheels, and tape measures. Young scholars must estimate the...
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Mental Money
Students access prior knowledge to round numbers and add decimals. For this mental math lesson, students share the book Betcha and calculate estimates for three jars based on the book. Students calculate money answers based on coins...
Curated OER
Word Value
Students investigate the concepts of adding, estimating, and ordering. The lesson uses the alphabet as an example illustration. The students practice the calculations in class in order to ensure mastery.
Curated OER
Calculating Perimeter and Area of Polygons
Students discuss strategies for estimating information about various shapes. Once they draw and label four shapes with perimeters of 30 units, they calculate the areas of the figures. To complete the lesson, students offer written...
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Water Wonders
Young scholars measure the amount of surface tension using a balance scale after a classroom demonstration students diagram the appearance of several liquids and label them.
Curated OER
Area and Volume
Use this geometry review worksheet to have learners complete nine problems involving transformations, area, volume, and unit conversions. They answer one multiple choice question on estimating lengths.
Curated OER
Estimation
Ten word problems provide practice in estimating. This worksheet is intended to accompany a specific text and lesson; however, it is useful without those resources.
Curated OER
How Does Your (Coral) Garden Grow?
Analyze and graph oxygen isotope ratios in coral samples in relation to the distance from the outer skeleton edge. Compare the data to the mean monthly water temperatures. Uncover whether or not there is any correlation. In addition to...
Yummy Math
Soda Santa
Santa is the focal point of a worksheet that inquires how many cans and boxes of soda were used to create a supermarket display. As a small group project, the discussions that will ensue to evaluate the task's three questions will...
Curated OER
Investigations into Estimations
Students gain the powerful tools of estimation, prediction, and averaging and discover the importance these tools have in daily living.
Curated OER
Estimation
Students estimate quantity, length, and area. Students practice making comparison estimations of different items and estimate whether or not the amount is greater or less than a certain amount. Students practice making estimations.
Pennsylvania Department of Education
Round Numbers to Nearest Ten or Hundred
Third graders review telling time. For this lesson on telling time, 3rd graders discuss various items that show length of time, including clocks, calendars and sand timers. Students review and practice what they already know about...
Curated OER
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.
Curated OER
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.
Curated OER
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.
Curated OER
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.
Curated OER
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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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...
Curated OER
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.
Curated OER
Study Buddies: Adding Decimals
For 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.
Curated OER
Symmetric Secant
Mathematicians use a symmetric secant line to prove the derivative at a point. In this trigonometry lesson plan, students create secant lines on the navigator to analyze the derivative. They move the lines around and make observations.