Curated OER
Math: Road Trip
Twelfth graders use road maps to calculate the distance between two locations. They estimate the cost for fuel and the miles per gallon. They consider other factors such as geography, road conditions, and traffic that may impact the cost.
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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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Wanted Dead or Alive...How Big Is it?
Fourth graders estimate the measurements of trees using unconventional techniques.
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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?
Students 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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Making Estimations in Measurement
Students utilize their knowledge of measurement in making accurate measurements and estimations.
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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
Students 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
Learners 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.
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Estimation Station
Students use this hands-on math center to explore estimation and counting by tens with Goldfish.
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Walk The Tightrope
Students work on their estimation skills while enhancing their balancing skills. They walk on a rope on the classroom floor while measuring their balance skills.
Curated OER
Getting Better at Guessing
Students, in groups, examine a jar of coins to make both 'guesstimates' and estimates. They compare different estimations and complete a journal entry to summarize their findings.
Scholastic
Scholastic: Max's Math Adventures: A Sweet Story
In this Max's Math Adventure, estimate pieces of candy with Max, Ruthie, and Pop. Features include a teacher's guide, activity sheet, and extra challenges.