Lesson Plan
Curated OER

Number: Rounding Off and Approximating

For Teachers 3rd - 4th
Young mathematicians access a website that leads them through three activities that enable them to practice their rounding and estimation skills when it comes to numbers and math word problems. There is also a very good worksheet...
Lesson Plan
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Delaware Math Cadre Elementary Committee

Operations and Algebraic Thinking

For Teachers 4th Standards
How to use the relationship between multiplication and division to solve math word problems is the focus of the instructional activity presented here. In it, fourth graders work in groups to solve problems posed by the teacher. Then,...
PPT
DataWorks

4th Grade Math: Multi-Step Word Problems

For Students 4th Standards
Solving word problems requires reading comprehension and math computation. Through an interactive slideshow presentation, fourth graders observe and follow each step toward solve multiplication and division word problems. 
Lesson Plan
Illustrative Mathematics

Calculating and Rounding Numbers

For Teachers 7th - 9th Standards
Mathematicians need to know that not all numbers are rational. We approximate irrational number with rational numbers. That is why a calculator may be misleading. This task give learners an opportunity to see how rounding a number and...
Lesson Plan
Curated OER

Expert Estimators

For Teachers 3rd - 5th
A rich and well-designed activity on estimation is here for you. The activity utilizes a video; ITV Series: The Eddie Files 'Estimation: Going to the Dogs,' along with many websites. Several fantastic learning activities are...
Lesson Plan
Curated OER

Our Solar System - Comparing Planetary Travel Distances

For Teachers 7th - 8th
NASA presents a mini-unit on distances in our solar system. It incorporates scientific concepts of gravity, mass, density, and payload while your aspiring astronauts also employ mathematics skills. They calculate speed, they determine...
Lesson Plan
Curated OER

Double Your Money

For Teachers 2nd - 3rd
What a creative way to delve into adding large numbers! After listening to a story called The King's Chessboard, learners estimate how much money they would have each day following instructions based on doubling and exponentially...
Lesson Plan
Curated OER

A Financial Flower Garden

For Teachers 4th - 6th
Here is another in the interesting series of lessons that use the special State Quarters as a learning tool. This one uses the Mississippi State Quarter. During this lesson, pupils learn about the variety of state flowers that represent...