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Lesson Plan
Curated OER

How Long Will It Last?

For Teachers 2nd - 5th
Students turn on a flashlight and leave it on until the energy is used up (12-36) hours. They estimate or preduct how long they think the energy in the batteries will last. They then estimate how long a birthday candle will burn, giving...
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Lesson Plan
Curated OER

Rivers: Short In-class Activity

For Teachers 9th - 12th
Students make observations, estimates, and interpretations. They view Images of the James River at Belle Island, Virginia, including one at flood stage, a plot of peak stream flow since 1935, and an image of potholes in the Petersburg...
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Lesson Plan
Curated OER

Ice is N"ICE"!!

For Teachers K - 2nd
Students observe and describe, both orally and in writing. the different forms of water on the surface of the Earth and measure the approximate size of an iceberg. They also estimate and measure the amount of ice that floats above the...
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Lesson Plan
Curated OER

Multiplication Of Decimal Fractions

For Teachers 8th
For this multiplication of decimal fractions worksheet, 8th graders use the whole number multiplication fact given to work out the answers to three word problems. Students, in addition, estimate the answers to ten problems without using...
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Worksheet
Curated OER

Riemann Sums and the Definite Integral

For Students Higher Ed
In this integral activity, students use Riemann sums to estimate their answers. They answer story (or word) problems about distance/speed. Students are given a defined interval and use the Riemann sum to find the endpoints of the graph....
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Worksheet
Curated OER

Riemann Sums and Error Stacks

For Students Higher Ed
In this Riemann sums worksheet, students use accumulation to find the estimate for the area of a given shape. Students use Riemann sums to estimate the area under the curves and error stacks to bound the error of their approximation....
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Worksheet
Curated OER

Dot's Dot

For Students 3rd - 4th
In this math estimation worksheet, students estimate how many centimeters it is from each dot in a dot to dot puzzle. Students then use a ruler to measure exactly.
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Worksheet
Curated OER

What Do You Think?

For Students 2nd - 3rd
In this estimating sums and differences activity, students solve 6 problems in which the answer to a 3 digit addition or subtraction problem is estimated. Students then solve the problem for an exact answer. There will be carrying and...
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Worksheet
Curated OER

Cups, Pints, Quarts and Gallons

For Students 3rd - 4th
In this measurement instructional activity, students circle greater amounts, and estimate and measure items to the nearest unit. Houghton Mifflin text is referenced.
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Worksheet
Curated OER

Area

For Students 2nd - 4th
For this area worksheet, students use square models or grid paper, estimate, then find the area of given shapes. Houghton Mifflin text is referenced.
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Worksheet
Curated OER

Explore Area: Practice

For Students 4th - 5th
In this area worksheet, students estimate the are of each shaded figure using the square units. Students then answer two test prep questions about area.
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Lesson Plan
Curated OER

Where's My Bot?

For Teachers 9th - 12th
High schoolers estimate geographic position based on speed and air travel.  In GPS lesson students use GPS to estimate the set and drift of currents. 
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Worksheet
Curated OER

Weight - Ounces and Pounds

For Students 3rd
In this measurement worksheet, 3rd graders estimate how much each of 9 objects weighs in ounces and pounds. They circle the answer that gives the best estimate of the weight of objects which include a key, an elephant, a chair, and a...
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Worksheet
EdHelper

Length

For Students 2nd - 3rd
In this measurement activity, students study the illustrated image and estimate how long the object is. Students circle the answer that gives the best estimate for the 9 problems.
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Worksheet
Curated OER

Length

For Students 1st - 2nd
For this length worksheet, students estimate how long each objects is in the 9 examples. Students then circle the answer that gives the best estimate.
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Lesson Plan
Curated OER

Metric Olympic Games

For Teachers 4th - 8th
Students participate in a metric Olympics. In this metric measurement lesson, students participate in 6 events that require them to predict, estimate, and measure lengths, masses, and area in metric units.
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Lesson Plan
Curated OER

How Many Pancake Tortoises

For Teachers 3rd
In this mathematics lesson, 3rd graders estimate how many pancake tortoises they think it will take to reach the height of a giraffe.  Students watch a video and take notes before they begin the estimation process
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Worksheet
Curated OER

Find the Hidden Cubes

For Teachers 4th - 6th
In this hidden cubes worksheet, students estimate the volume of solid figures, then build the figure using cubes. Students then find the exact volume of the cubed figures. Answers included on page 2.
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Organizer
Curated OER

Measuring with Body Units

For Students 3rd - 4th
For this measuring with body units worksheet, students read examples of unusual units of length based on the body, then use these measurements to record estimated and actual length measurements of 5 common objects.
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Worksheet
Curated OER

Estimating Products: Which is Closer?

For Students 4th
In this estimating products worksheet, 4th graders are given a target number in ten problems, they first estimate which of two equations will yield a product closer to but less than the other, then they multiply both equations.
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Worksheet
Curated OER

Measuring By Hand

For Students 4th - 5th
For this measuring by hand worksheet, students first use a ruler to measure then use their cubit and thumbs to estimate lengths in inches and complete an 'analyze it' and 'explore' question. 
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Lesson Plan
Curated OER

Ratios, Proportions, and Percents

For Teachers 8th
Eighth graders use ratios and proportions to solve real-life problems.  In this using ratios and proportions to solve real-life problems lesson, 8th graders estimate the cost of a road trip.  Students estimate the distance between two...
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Worksheet
Curated OER

Estimating Butterflies

For Students 1st - 3rd
In this estimation worksheet, students estimate how many butterflies are in the picture and have 25 or 55 to choose from. Students estimate and eventually count 25 butterflies.
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Lesson Plan
Curated OER

Classifying and Measuring Angles

For Teachers 5th
Fifth graders explore the three types of angles. In this math lesson, 5th graders estimate the measure of angles and draw the angles using a protractor.

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