Curated OER
How Much Liquid
In this science activity, students identify the amount of liquid that is present in a container and make a conversion for the five problems.
Curated OER
Corps of Discovery
Students assess their knowledge of the Corps of Discovery through a written pretest, follow the journey of Lewis and Clark on the internet, record data on events, dates, places, people, animals, distance traveled, and geographic...
CK-12 Foundation
Ck 12: Arithmetic: Decimal Rounding to Estimate Sums and Differences
[Free Registration/Login may be required to access all resource tools.] Estimate sums and differences by rounding decimals to whole numbers.
Illustrative Mathematics
Illustrative Mathematics: 4.nbt Rounding to the Nearest 1000
The purpose of this task is for students to estimate the position of numbers less than 10,000 on the number line, to practice rounding, and to make the connection between rounding and location on the number line. Aligns with 4.NBT.A.3.
CK-12 Foundation
Ck 12: Arithmetic: Mixed Number Rounding to the Nearest Whole
[Free Registration/Login may be required to access all resource tools.] Round given mixed numbers to the nearest whole number.
Quia
Ixl Learning: Estimate Products
Estimate the product by rounding to the nearest ten before multiplying.
Fact Monster
Fact Monster: Rounding Numbers
The lesson explores how to round numbers. Explanations and examples are included in the tutorial.
CK-12 Foundation
Ck 12: Arithmetic: Small Decimal Rounding to a Leading Digit
[Free Registration/Login may be required to access all resource tools.] In this lesson students use leading digits to estimate decimal products and quotients. Students examine guided notes, review guided practice, watch instructional...
Science Education Resource Center at Carleton College
Serc: An in Class Experiment to Estimate Binomial Probabilities
This hands-on activity is appropriate for a lab or discussion section for an introductory statistics class, with 8 to 40 students. Each student performs a binomial experiment and computes a confidence interval for the true binomial...
Better Lesson
Better Lesson: Estimate Length in Inches
Second graders will be able to estimate the lengths of objects by mentally partitioning the lengths into inches. A video, worksheets, and a detailed lesson plan are included.
Texas Education Agency
Texas Gateway: Estimating and Solving for Volume of Prisms
Given problem situations involving prisms, student will be able to estimate and solve for volume.
Quia
Ixl Learning: Estimate Sums With Numbers Up to 100,000
Practice rounding numbers to the nearest ten to estimate the sum.
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.
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.
CK-12 Foundation
Ck 12: Arithmetic: Small Decimal Rounding to a Leading Digit
[Free Registration/Login may be required to access all resource tools.] In this lesson students round small decimals to the place value of the leading digit. Students examine guided notes, review guided practice, watch instructional...
AAA Math
Aaa Math: Estimating a Sum
Students can practice estimating sums to the nearest thousand in a series of self-check exercises and timed learning games.
AAA Math
Aaa Math: Estimating a Sum by Rounding
Use rounding to estimate the answer to an addition problem in this online game. As you play the game, running totals of correct and incorrect answers and your score are displayed.
CK-12 Foundation
Ck 12: Arithmetic: Fraction Rounding to the Nearest Half
[Free Registration/Login may be required to access all resource tools.] Round given fractions to the nearest half.
CK-12 Foundation
Ck 12: Elem Math: Estimating the Measure of Items by Description: Feet or Yards?
[Free Registration/Login may be required to access all resource tools.] For this learning module, students are asked to estimate the lengths of objects in feet or yards. Includes video demonstrating a sample problem [0:38] and a set of...
CK-12 Foundation
Ck 12: Elem Math: Estimating Measure of Items by Description: In., Ft. Or Yd.?
[Free Registration/Login may be required to access all resource tools.] For this learning module, students are asked to estimate the measure of objects in inches, feet, or yards. Includes video demonstrating a sample problem [0:36] and a...
Texas Education Agency
Texas Gateway: Estimating Measurements: Area
Given problem situations, students will be able to estimate and solve for area of polygons and other shapes.
Khan Academy
Khan Academy: Practice: Estimate Volume (Milliliters and Liters)
A practice quiz where students must choose the appropriate metric unit and amount to estimate the volume of each object. Includes hints.
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.