Worksheet
Curated OER

Measuring Spider Web Angles

For Students 2nd - 3rd
In this mathematics worksheet, students identify that the spiders each used a different angle to create their webs. Then they find out each spider's angle by estimating and measuring.
Lesson Plan
Curated OER

Estimation 2: Sum and Difference

For Teachers 6th - 7th
In this estimation worksheet, learners mentally solve eight multiple choice problems involving addition and subtraction. They arrive at their answers through the process of using compatible numbers or rounding. Students read story...
Lesson Plan
Curated OER

Estimation

For Teachers 6th - 8th
In this elementary math worksheet, students find the estimated values to solve the 10 word problems using the multiple choice format.
Lesson Plan
Curated OER

Reasonableness

For Teachers 3rd - 5th
In this math worksheet, students work through word problems and select the correct answer from possible multiple choice responses. They identify the difference between less than and more than, and in between. Students also estimate to...
Lesson Plan
Curated OER

Skip it to multiply it

For Teachers 1st
First graders make sensible estimates and check the reasonableness of answers. They make up, tell and record number stories up to 9 about given objects. They skip count in twos, threes and fives.
Lesson Plan
Curated OER

Guesstimate? NO Estimate!

For Teachers K - 3rd
Students discover the advantage of estimation over simple guessing using number relationships. They also discover how useful a mathematical tool estimation is in everyday life.
Lesson Plan
Curated OER

Lincoln Index

For Teachers 10th - 12th
Students use a similar method to the Lincoln Index to estimate a population size.
Lesson Plan
Curated OER

Measuring Weight

For Teachers 1st - 3rd
Students use tables showing the ratios between ounces and pounds, grams and kilograms, and pounds and kilograms. They estimate whether an object should be weighed in ounces or pounds and whether an object should be weighed in grams or...
Lesson Plan
Curated OER

The Big E

For Teachers 6th
Sixth graders explore predictions and estimation. For this math lesson, 6th graders analyze data and make predictions based on the past years data.
Worksheet
Curated OER

Estimate the Number of Objects

For Students 7th
In this estimating the number of objects worksheet, 7th graders complete 12 different problems that include estimation of numbers. First, they guess how many of each object there is in each problem. Then, students check their work by...
Worksheet
Curated OER

Estimate Length Problems

For Students 7th
For this estimation of length worksheet, 7th graders complete 10 different problems that involve estimation of numbers. First, they solve each of the length problems shown by using the pictures. Then, students count one apple equal to...
Worksheet
Curated OER

Estimate Length

For Students 7th
In this estimation of length worksheet, 7th graders complete 20 different problems that include the estimation of numbers. They determine the approximate weight of each illustration shown in the box. Then, students circle the correct...
Lesson Plan
Curated OER

Estimation 4: Sum and Difference

For Teachers 6th - 7th
For this estimation worksheet, students read story problems, determine the correct operation, and mentally evaluate the problem by using compatible numbers or through the process of rounding. Students complete three multiple choice...
Lesson Plan
Curated OER

Daily Upkeep 6

For Teachers 4th
In this multiplication worksheet, 4th graders complete a quick math sheet where they first solve a problem on how many walked. Then, they identify and solve how they would find a paired number set in a table. Finally, students identify...
Lesson Plan
Curated OER

Language Arts: What's My Line?

For Teachers K
Students discover how to employ number lines by estimating the number of tiles in a jar. After writing their estimates on sticky notes, they place them in order on a number line mat. Included in the lesson are various activities and...
Lesson Plan
Curated OER

Lesson Plan for Fontana Mines

For Teachers 7th - 8th
Students estimate and compute with rational numbers. They compare, order and convert among fractions, decimals and percents. Students analyze problems to determine if there is sufficient or extraneous data to solve.
Lesson Plan
Curated OER

Measurement

For Teachers 6th - 8th
Students are given a brown paper sack filled with different types of object for them to measure. They are to first estimate the length and then measure them in centimeters and millimeters.
Lesson Plan
Curated OER

Math: Road Trip

For Teachers 12th
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.
Lesson Plan
Curated OER

Menu Mania

For Teachers 4th - 6th
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.
Website
PBS

Pbs Learning Media: Estimating Costs, Estimating Profits

For Students 6th - 8th
Franklin works with Laverne to create a budget for a job painting a room, in this video segment from TV 411.
Website
PBS

Pbs Learning Media: Reading a Thermometer

For Students 3rd - 8th
In this video segment from Cyberchase, the CyberSquad learns how to read a thermometer as they try to keep their chocolate sculpture from melting.
Website
PBS

Pbs Learning Media: Estimating Distance and Travel Time

For Students 3rd - 8th
In this Cyberchase video segment, the CyberSquad estimates how much air supply they will need to complete an underwater mission.
Website
PBS

Pbs Learning Media: Estimating Time From Rate

For Students 4th - 6th
Harry estimates how long it will take him to get to the front of a long ticket line in this Cyberchase video segment.
Lesson Plan
Science Education Resource Center at Carleton College

Serc: Investigating the Water Cycle "Snow Fun"

For Teachers K - 1st
In this teacher directed inquiry indoor lab students collect snow in a cup. They will estimate how much water will be in the cup after the snow melts. Students will then make predictions about what will happen to the cup of water. After...