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Lesson Plan
Curated OER

Squirrel Challenge

For Teachers 1st - 3rd
Students utilize The Nature Park Adventure educational software program to Introduce Modelling, Including the Estimation of Angles.
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Lesson Plan
Curated OER

Simply Similar at Sea: Simple Triangles

For Teachers 10th
Tenth graders answer a variety of problems based on similar triangle and learn about the rule of thumb. They will test the rule of thumb by estimating the distance to an object in the classroom.
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Lesson Plan
Curated OER

Making Estimations in Measurement

For Teachers 1st - 2nd
Students utilize their knowledge of measurement in making accurate measurements and estimations.
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Lesson Plan
Curated OER

Population Pyramids

For Teachers 2nd - 5th
Students utilize population pyramids to answer questions, make comparisons, draw conclusions and support predictions about the populations of China, India and the Unites States. They arrange numbers and symbolic information from various...
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Worksheet
Curated OER

The Babylonian Algorithm, Limits and Rates of Change

For Students Higher Ed
In this successive approximations worksheet, students use the Babylonian algorithm to determine the roots of given numbers. They identify the limits of a function, and compute the rate of change in a linear function. This two-page...
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Worksheet
Curated OER

Circles and Cylinders

For Students 10th
In this circles and cylinders worksheet, 10th graders solve and complete 22 various types of problems. First, they collect data for a radius and circumference for several different circles and calculate the quantity. Then, students find...
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Lesson Plan
Curated OER

Decimals: Collaborative Lesson

For Teachers 5th - 6th
Students 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. Students collaborate with...
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Lesson Plan
Curated OER

Measure for Munchies

For Teachers 4th
Fourth graders are introduced to the various types of measurements. Using a recipe, they practice measuring out the correct amount of ingredients while making the food. They also practice using a scale and following the directions on a...
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Lesson Plan
Curated OER

Capacity

For Teachers 8th
Eighth graders explore the term capacity and understand the word's meaning. They participate in several lab stations set up around the room in which they will estimate how many scoops it will take to fill the container. They then will...
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Worksheet
National Council of Teachers of Mathematics

Improving Archimedes' Method

For Students 9th - 12th
For this Archmides' method instructional activity, students determine the area of a regular n-gon inscribed in a circle.  They use sine and cosine functions to solve problems.  This three-page instructional activity contains 4...
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Lesson Plan
Curated OER

How Close Is Our Estimate?

For Teachers 5th
Fifth graders estimate perimeter, area, and volume. They measure perimeter and area using nonstandard units of measurement. Students add and subtract non-standard units of measurement. They add mixed numbers and simplify the sum.
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Lesson Plan
Curated OER

Inches and Feet

For Teachers 3rd - 4th
For this inches and feet worksheet, learners, with a partner, estimate and measure the answers to five word problems dealing with inches and feet.
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Lesson Plan
Curated OER

Data Scavenger Hunt

For Teachers 8th
Eighth graders discuss how data is collected and participate in data collection through a survey. They complete a scavenger hunt on the Internet to gain understanding of the data measures mean, median, mode, and range.
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Lesson Plan
Curated OER

How Much is a Million?

For Teachers 2nd - 4th
Students discover the magnitude of the number 100. The sense of the number is developed by allowing students to experience 100 by counting it, measuring it, feeling it, and doing it, hands-on
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Lesson Plan
Biology Corner

Random Sampling

For Teachers 7th - 12th Standards
Simulate a random sampling of data by tearing 20 sheets of paper into slips and place a number on 10 and a letter on 10. They place the slips in two separate containers and randomly draw a number and a letter. They record their...
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Organizer
Curated OER

Graphs

For Students Higher Ed
In this graphing worksheet, students read information and study diagrams about graphing. Students complete 3 graphing activities.
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Worksheet
Curated OER

Problem-Solving Skill: Is an Estimate Enough?

For Students 4th - 6th
In this problem-solving skills instructional activity, students learn how to determine whether or not an estimate is enough when solving a problem. They then use this skill to solve the 2 questions at the bottom of the page.
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Worksheet
Curated OER

By the Numbers?

For Students 3rd - 5th
In this counting worksheet, learners read about counting and when it is appropriate to find an exact count of something, versus counting by ten to find an estimate. They then read 10 items that can be counted and indicate whether they...
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Lesson Plan
Curated OER

Metric Capers

For Teachers 3rd - 5th
Students participate in a metric measurement game. In this metric system lesson, students evaluate metric measurements using various objects in their environment.
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Worksheet
Curated OER

Learning the "REAL" Phe Content of Foods

For Students 6th - 7th
In this portion size instructional activity, students estimate the portion size, weight and amount of phe for 8 different foods before weighing each food in grams. Students answer 10 essay questions about nutrition and portion size. This...
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Lesson Plan
Alabama Learning Exchange

Lining up the Decimals

For Teachers 5th Standards
Fifth graders order decimals from least to greatest and greatest to least. For this decimal order instructional activity, 5th graders complete an online review of comparing 2 digit numbers. Students then complete a decimal order card...
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Lesson Plan
Curated OER

Add & Subtract Fractions w/Unlike Denominators, 2

For Teachers 7th - 9th
Students use several examples to create a method for adding and subtracting fractions with unlike denominators. They present these methods to the class and then practice applying methods to sample problems.
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Lesson Plan
Curated OER

Measurement

For Teachers 6th - 8th
Students experience a positive science experiment and study fundamental concepts of measurement.
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Lesson Plan
Curated OER

Babylonian Square Roots

For Teachers 6th - 10th
Students are introduced to a method for finding square roots used by the Babylonian people of Mesopotamia. The method involves dividing and averaging, over and over, to find a more accurate solution with each repeat of the process.