PBS
Pbs Learning Media: Estimating Costs, Estimating Profits
Franklin works with Laverne to create a budget for a job painting a room, in this video segment from TV 411.
PBS
Pbs Learning Media: Reading a Thermometer
In this video segment from Cyberchase, the CyberSquad learns how to read a thermometer as they try to keep their chocolate sculpture from melting.
PBS
Pbs Learning Media: Estimating Distance and Travel Time
In this Cyberchase video segment, the CyberSquad estimates how much air supply they will need to complete an underwater mission.
PBS
Pbs Learning Media: Estimating Time From Rate
Harry estimates how long it will take him to get to the front of a long ticket line in this Cyberchase video segment.
Science Education Resource Center at Carleton College
Serc: Investigating the Water Cycle "Snow Fun"
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...
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Estimation
Explore size estimation in one, two, and three dimensions! Multiple levels of difficulty allow for progressive skill improvement.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Estimation
Explore size estimation in one, two and three dimensions! Multiple levels of difficulty allow for progressive skill improvement.
US Census Bureau
Us Census Bureau: International Data Base
Statistical data on the population and demographics of 228 countries, including change, sex ratios, life expectancy, and percent with HIV/AIDS. There are also detailed explanations of the means of producing these statistics. It is...
CK-12 Foundation
Ck 12: Inequalities With Addition and Subtraction of Fractions
[Free Registration/Login may be required to access all resource tools.] CK12: Inequalities with Addition and Subtraction of Fractions
AAA Math
Aaa Math: Estimation
Improve your estimation and rounding skills with these interactive games that are challenging and fun. Excellent skills practice for rounding, estimating sums and differences, and front-end estimation. Links to lesson plans, teacher...
PBS
Pbs Learning Media: How Many Jelly Beans?
In this video segment from Cyberchase, Inez estimates whether she has enough jelly beans in her large container to decorate all of the cookies in her batch.
Shodor Education Foundation
Shodor Interactivate: Estimator Four
This applet game for two allows you to practice estimating at several different levels of accuracy. You can choose whole number addition, multiplication, percentages or any combination of the three.
Shodor Education Foundation
Shodor Interactivate: Comparison Estimator
Use this applet to practice your estimating skills comparing length, area, counting or a random sampling of those topics. You can also adjust the difficulty and the precision needed. The applet also lets you know how close you are to the...
Shodor Education Foundation
Shodor Interactivate: Lesson: Estimation
This lesson plan is designed to help students learn to make estimates. Resources are linked to help support the teacher and offer exploration and practice to students.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Estimating Quotients
This is a question about the best way to estimate the answer to a division problem. The answer offers a basic definition of estimation, along with several methods and the positive and negative aspects of each.
Other
Mr. Pitonyak's Pyramid Puzzle
Students estimate the cost of building an Egyptian pyramid with modern materials and ancient building methods in this math project.
Scholastic
Scholastic: Study Jams! Math: Numbers: Estimate Whole Numbers
This site provides great practice on the concept of estimating and rounding whole numbers. Students can first learn about the topic by watching a step by step instruction video that also points out areas of concern. Finally, students can...
National Council of Teachers of Mathematics
Nctm: Figure This: Beating Heart
Do you know how long it takes your heart to beat 100 times? Test your estimation and number sense skills with this problem-solving challenge. A one-page activity taken from the NCTM Math Challenges for Families Collection. Hints and...
TeachEngineering
Teach Engineering: Cost Comparisons
Students learn about the many types of expenses associated with building a bridge. Working like engineers, they estimate the cost for materials for a bridge member of varying sizes. After making calculations, they graph their results to...
TeachEngineering
Teach Engineering: Stack It Up!
Students analyze and begin to design a pyramid. Working in engineering teams, they perform calculations to determine the area of the pyramid base, stone block volumes, and the number of blocks required for their pyramid base. They make a...
Soft Schools
Soft Schools: Estimation Word Problem Quiz
This word problem quiz will require you to make estimations based on the given information.
CK-12 Foundation
Ck 12: Arithmetic: Decimal Subtraction
[Free Registration/Login may be required to access all resource tools.] Subtracting decimals with and without rounding
CK-12 Foundation
Ck 12: Arithmetic: Prices Involving Sales Tax
[Free Registration/Login may be required to access all resource tools.] Have you ever had to calculate a tip in a restaurant? Figure out the amount with taxes and estimate appropriate tips.
CK-12 Foundation
Ck 12: Arithmetic: Multiplication of Decimals and Whole Numbers
[Free Registration/Login may be required to access all resource tools.] Understand and evaluate the multiplication of decimals by whole numbers.