Worksheet
Curated OER

Accuracy of Calculations

For Students 7th - 8th
In this accuracy of calculations worksheet, students solve and complete 4 different types of problems. First, they estimate the solution of the calculations shown. Then, students find the maximum and minimum possible values for each...
Lesson Plan
Curated OER

The Ruler, The King of Measurement

For Teachers 1st
First graders learn how use a ruler to measure common items. In this measurement lesson, 1st graders examine the numerical markings on rulers and learn that each number stands for a unit of measure. They measure 5 classroom items after...
Lesson Plan
Curated OER

The Real Deal On Circles

For Teachers 5th
Fifth graders investigate circles and area. In this geometry lesson, 5th graders find the area, diameter and circumference of a circle. They estimate the data and then calculate it.
Lesson Plan
Curated OER

Sieve of Eratosthenes

For Teachers 8th - 12th
Students investigate numbers, ways of representing numbers, relationships among numbers and number systems. They comprehend the meaning of operations and how they relate to each other.
Lesson Plan
Curated OER

Scientific Notation

For Teachers 6th
Sixth graders are introduced to and practice the concept of scientific notation. Following a brief description of scientific notation and a demonstration of how to convert numbers to scientific notation, 6th graders practice writing...
Lesson Plan
Curated OER

Let's Measure

For Teachers 3rd
Third graders practice measuring different objects. They discover the concepts of ratio and proportion and practice converting numbers into the correct unit. They read stories as well to help them with the concepts.
Lesson Plan
Curated OER

Carbon Dioxide Exercise

For Teachers 9th - Higher Ed
Students work in groups, plotting carbon dioxide concentrations over time on overheads and estimating the rate of change over five years. Stacked together, the overheads for the whole class show an increase on carbon dioxide over five...
Lesson Plan
Curated OER

How Many in a Minute

For Teachers K - 6th
Young scholars estimate what they can accomplish in a minute. For this estimation lesson, students guess how many jumping jacks or stars they can draw in a minute. They get timed and see how close they are to their prediction. 
Interactive
Curated OER

Estimating for Reasonable Answers: Post Test

For Students 5th
In this estimation worksheet, 5th graders answer multiple choice questions about estimation of measurements, total numbers, and more. Students complete 10 multiple choice questions.
Lesson Plan
Curated OER

Approximating Pi

For Teachers 7th - 10th
Young scholars approximate Pi using the lower and upper bound for the constant. In this algebra lesson, students work in groups of two to graph a circle and approximate Pi using the circumference. They repeat their estimation until they...
Interactive
Curated OER

Estimating and Rounding-Pretest Questions

For Students 4th - 5th
In this estimating and rounding worksheet, students complete a set of 10 multiple choice questions. Students may click on a link for answers or to print page.
Lesson Plan
Curated OER

Powers of 10

For Teachers 11th - 12th
Young scholars explore universe, and examine how big it really is and how scientists measure the distances or sizes of things by estimating sizes of different objects and reading and writing numbers in scientific notations.
Lesson Plan
Curated OER

Locating the Salt Front

For Teachers 4th - 5th
Young scholars use Hudson River salinity data to create a line graph that shows the location of the salt front, and use math skills to explore how this location varies over time. They use the graph to estimate the location of the salt...
Lesson Plan
Curated OER

Solving Percent Problems with Proportions

For Teachers 7th
Seventh graders explore the concept of percent problems. In this percent problem lesson plan, 7th graders use proportion equations to solve percent problems. Students find percentages of numbers and use proportions to determine...
Lesson Plan
Curated OER

Paper Capers

For Teachers 4th - 6th
Young scholars demonstrate how much paper is thrown away in their classroom in one week. They estimate the weight of paper used, weigh the paper at the end of five days, and discuss how students can use less paper.
Lesson Plan
Curated OER

Buying My First Car

For Teachers 5th - 12th
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.
Lesson Plan
Curated OER

Mural Mania

For Teachers K - 1st
Students create a mural that displays symbols for their home state. They complete worksheets and read a book about their state. They collect images of the state flower, tree and bird for the mural. There are 5 other lesson plans included...
Lesson Plan
Curated OER

Conversions That Make Cents

For Teachers 8th
Eighth graders practice calculating problems using addition, subtraction, multiplication and division. They estimate solutions to algebraic problems. They also graph their solutions.
Lesson Plan
Curated OER

The Basketball Tournament

For Teachers 2nd - 4th
Pupils estimate how many games are played if six teams play each other once. They investigate their own way and discuss possible strategies they might use. They then share their findings with the class.
Lesson Plan
Curated OER

Charting Attendance Rate of Busch Gardens

For Teachers 6th
Sixth graders, in groups, are given different parts of the whole project. They use information from Busch Gardens to explore line graphs, averages, and other math vocabulary.
Lesson Plan
EngageNY

Applying Probability to Make Informed Decisions

For Teachers 7th Standards
Use simulations to determine the probabilities of events to make decisions. Class members are presented with several scenarios, some with known probabilities and others without. Groups run simulations to gather data that they then...
Lesson Plan
EngageNY

Another Computational Model of Solving a Linear System

For Teachers 8th Standards
The process of elimination really works! Use elimination when substitution isn't doing the job. The 29th segment in a series of 33 introduces the elimination method to solving linear systems. Pupils work several exercises to grasp the...
Lesson Plan
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Laboratory for Atmospheric and Space Physics

Planetary Distances on the Playground

For Teachers 3rd - 6th Standards
There's no need to stay inside; get out of the classroom and create a scaled map of the solar system on your playground field! In collaborative groups, scholars identify the distance between the sun and other planets, place planet...
Lesson Plan
Curated OER

Values

For Teachers 5th
Fifth graders participate in a class auction to determine their values. In this health and math lesson, 5th graders list the top ten most important things in their lives, then the teacher introduces the idea of a values auction. Students...