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Activity
Aaa Math: Front End Estimation Activity
AAA Math

Aaa Math: Front End Estimation

For Students 3rd - 5th Standards
Front-end estimation is explained and demonstrated with an online game at this AAA Math lesson.
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Unit Plan
Aaa Math: Round to Nearest Thousand Unit Plan
AAA Math

Aaa Math: Round to Nearest Thousand

For Students 4th - 5th Standards
This site explains how to round whole numbers to the nearest thousand. Gives practice and games to master this skill.
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Unit Plan
Aaa Math: Round to Nearest Ten Thousand Unit Plan
AAA Math

Aaa Math: Round to Nearest Ten Thousand

For Students 4th - 5th Standards
This site explains how to round whole numbers to the nearest ten thousand. Gives exercises and games to practice this skill.
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Unit Plan
Aaa Math: Round to Nearest Hundred Thousand Unit Plan
AAA Math

Aaa Math: Round to Nearest Hundred Thousand

For Students 4th - 6th Standards
This site explains how to round whole numbers to the nearest hundred thousand. Gives practice and games to practice this skill which are fun and helpful on the subject.
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Activity
Teach Engineering: Balloons Activity
TeachEngineering

Teach Engineering: Balloons

For Teachers 9th - 10th
Students follow the steps of the engineering design process as they design and construct balloons for aerial surveillance. After their first attempts to create balloons, they are given the associated Estimating Buoyancy lesson to learn...
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Interactive
Ab Cya: How Many Marbles? Interactive
ABCya

Ab Cya: How Many Marbles?

For Students K - 1st
How Many Marbles is a fun 3D activity for children to practice estimating. Rotate the jar to see the number of marbles from different sides. Estimate the number of marbles by using the arrow keys to answer. How close can you get? This...
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Interactive
Pbs Kids: Dinosaur Train: Dino Dive Interactive
PBS

Pbs Kids: Dinosaur Train: Dino Dive

For Students Pre-K - 1st
An estimation activity where the student helps all the dinosaurs dive into the appropriate volume of water.
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Unit Plan
Regents Exam Prep Center: Error in Measurement Unit Plan
Oswego City School District

Regents Exam Prep Center: Error in Measurement

For Teachers 9th - 10th Standards
What are the common errors made when students take measurements and how can they be avoided? A good deal of vocabulary associated with measurement errors is explained. Tips are provided for the student and the teacher in hopes of...
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Unit Plan
Ck 12: Arithmetic: Decimals Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Decimals

For Students 8th
[Free Registration/Login may be required to access all resource tools.] Use number properties in decimal operations
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Unit Plan
Ck 12: Arithmetic: Fraction Ordering With Lowest Common Denominators Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Fraction Ordering With Lowest Common Denominators

For Students 6th
[Free Registration/Login may be required to access all resource tools.] Order fractions from least to greatest and greatest to least using lowest common denominators.
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