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10 Huh?
Students use powers of ten to make reasonable estimations for list of questions. They share their problem solving techniques with the class.
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Dog Lot Math
Students use their problem-solving skills to answer math problems. They determine the cost of feeding sled dogs. They share their answers with the class.
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Estimating Large Numbers
Students experience large numbers by estimating the number of grass blades in a field. They work in small groups to determine numbers of blades of grass in a small area of a field and apply that to determining the total number of blades...
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Guesstimate
Students estimate large quantities. They first practice estimating beans in a tub. They solve a large scale problem using one method of estimating they learned while watching the video, "Eddie Files".
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Sizing Up Hail
Learners participate in an estimation and measurement activity to improve their estimates of the size of hail. They hold several different sized wooden balls and record their guesses of the ball's diameters. They compare their estimates.
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Concrete Block Estimation
Students estimate the material needs for a concrete block foundation of a given size, with a given number of openings.
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Best Guesser
Fifth graders develop strategies for estimating ages, and illustrate results by graphing and interpreting scatter plots to compare x and y coordinates.
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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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Estimation Lesson Plan
Students use four different computer estimation applets with several classroom estimation activities.
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Making The Height
Twelfth graders apply estimation techniques to determine how high any one basketball player can jump.
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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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Have You Heard It Through the Grapevine?
First graders, in groups, try to figure out which box of name brand raisins have more.
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You May Already Be a Winner!
Second graders flip coins and tally the outcomes. They play the You May Already Be a Winner! game with cards under their chairs. Some cards are winners, some might be and the others are not. They play to explain the probability concept.
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Over and Under Estimation
First graders distinguish between an over-estimate and an under-estimate. They estimate the number of beans that can be held in a hand, organize data and actual findings.
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The Long and Short of It - Geometry
First graders use appropriate vocabulary to compare the measurement of the animal he/she is drawing.
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How Many Lemons Does It Take?
Learners discuss and explore different methods that can be used to estimate from the video. They practice estimation skills by recreating a sample problem from the video. Web sites containing other estimation activities are included
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Words, Words, Words
Second graders choose estimation strategies in real-world problem situations and explain the choice. They work in groups of five using three different estimation methods to find out how many words are on a page of text.
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Estimation Using Goldfish Crackers: Math
Second graders explore estimation and rounding concepts using goldfish crackers and a song! They solve problems by estimating and rounding numbers and pick numbers within reason to represent certain objects.
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Ready to Round
First graders are introduced to the concept of rounding to the nearest ten through the use of a number line created from a hundreds chart.
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Fun With Estimation
Students get an opportunity to practice estimation skills in a real life situation after a unit on estimation has been taught.
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Pumpkin Math
Learners examine a pumpkin and make several estimations based on the number of lines around it, its circumference and the number of seeds it has.
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Raisin Cane
Students estimate and record the number of raisins in a snack-size box. They also graph their results and note the differences (+ or -) from their estimate and actual number.