Curated OER
M&M Caper
Students participate in a game with M&M's to be introduced to percents and ratios. Individually, they estimate and record the number of candies they believe the bag holds and the amount of each colored candy. They open the bag and...
Curated OER
Introduction to Estimation and Making Arrays
Students explore the concept of estimating and organizing a group of objects into an array to count the exact number of items. They create their own arrays and practice elements of estimation.
Curated OER
Jelly Belly: What a Wonderful "Bean"!
Learners explore how jelly beans are produced. They discuss the origins of the jelly bean and view a video about how jelly beans are prepared, tested, shaped, finished, and shipped and estimate the amount of jelly beans in a jar and sort...
Curated OER
Smarties Investigation
For this math worksheet, students complete a variety of activities using Smarties candy. For example, students estimate the number of each color, count the actual amount, and record their results in a tally chart.
Curated OER
Estimation and Computation
Second graders practice their estimation skills using blocks. In this math lesson plan, 2nd graders explain how estimating makes addition easier. They complete a worksheet after the lesson plan to reinforce new learning.
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Carbon Dioxide Exercise
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...
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Comparison of Snow Cover on Different Continents
Students use the Live Access Server (LAS) to form maps and a numerical text file of snow cover for each continent on a particular date. They analyze the data for each map and corresponding text file to determine an estimate of snow cover...
Curated OER
Taste the Rainbow
Students practice estimating and graphing by utilizing Skittles. In this statistics lesson, students complete worksheets based on the likelihood of a certain color of skittle coming out of the bag. Students create a graph...
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Coordinate Grid: Mapping an Archaeological Site
Students examine how archaeologists preserve context of sites through use of rectangular grid or Cartesian coordinate system, and develop sense of distance by pacing off and estimating distances.
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Travel Time
Students use a migration map to estimate the distance traveled by a bird while migrating south. After calculating accurate estimates of the distance traveled, students compare the distances traveled with the amount of time elapsed.
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Infinite Secrets
Students duplicate the method that Archimedes used to estimate the value of pi. They complete a data table and find the approximate values of pi for three sets of polygons.
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Smarties Investigation
In this math worksheet, students participate in an investigation of Smarties candy. For example, students estimate how many candies they have in each color, count the actual number, and record the information in a tally chart.
Curated OER
The Christmas Shoppe: Money Activity
In this Christmas money activity worksheet, students use a chart of Christmas Shoppe Sales to answer 4 questions involving estimating, calculating, finding mean and sales amounts.
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Speed Trap
Students explore the usefulness of algebraic skill development as they make decisions based on their ability to accurately estimate the speed of moving vehicles. The life and death possibilities place an interesting"spin" on this skill.
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How Many in a Minute
Students estimate what they can accomplish in a minute. In this estimation activity, 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.
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Multiplying Decimals and Mixed Numbers
Students multiply decimals and/or mixed numbers. They explore the effects of multiplying decimals and mixed numbers. They practice estimating answers when a number is multiplied by a decimal or mixed number.
Curated OER
Area Lesson Plan
Students explore geometry by using computer applications. In this spatial measurement lesson, students discuss the difference between area, weight, volume and other forms of measurement. Students utilize computer applications to find the...
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Measure to the Nearest Inch: Practice
In this measuring worksheet, students practice measuring length to the nearest inch by first estimating and then measuring the illustrated objects. In the second set, students use a ruler to measure the given lengths and draw a line for...
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Classroom Idea: Building a Road
Students explore technology by conducting a infrastructure role-play in class. In this road building lesson plan, students identify the techniques and manpower used to build a modern day road. Students utilize building blocks to create a...
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...
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Junk Food Math
Students use Skittles candies as they explore estimation and percentages. In this math lesson plan, students sort, count, and chart Skittles candies to learn about estimation and study percentages.
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Estimating Products with Decimal Movement
In this estimating products with decimal movement worksheet, 5th graders multiply to complete the table, then answer three questions about the patterns in the movement of the decimal point.
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Adjusting the Quotient
Fourth graders use number facts to estimate quotients. In this division instructional activity, 4th graders examine long division problems to determine which multiple of ten will help them determine a number that is close to a quotient....
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Subtracting Whole Numbers and Decimals
In this math worksheet, learners learn to subtract whole numbers and decimals. Students are given step by step directions on how to solve one sample problem, then complete 5 examples on their own. Example: 6.57 - 3.28. There is...