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...
Printables
Curriculum Corner

8th Grade Math "I Can" Statement Posters

For Teachers 8th Standards
Clarify the Common Core standards for your eighth grade mathematicians with this series of classroom displays. By rewriting each standard as an achievable "I can" statement, these posters give students clear goals to work toward...
Worksheet
Curated OER

Length

For Students 2nd - 3rd Standards
Without using a ruler, learners estimate the relative length of various lines in these three scenarios. The first two are set up as maps, with learners determining the shortest and longest distances from one position to another. The last...
Worksheet
DK Publishing

Estimating

For Students 3rd - 4th Standards
Through estimating, scholars are able to make these word problems simpler as they multiply to find approximate answers. Using an example as guidance, they solve five scenarios, each of which has space for learners to show their work. The...
Worksheet
Math Worksheets Land

My Favorite Animal At The Zoo Pie Graph

For Students 3rd - 4th Standards
What is your favorite animal at the zoo? Young mathematicians answer eight multiple choice questions, based on a survey of 50 people presented in a pie graph. Additionally, the graph does not display any numbers, but rather...
Worksheet
Curated OER

Estimating Sums of Money

For Students 4th - 6th
By rounding, scholars find that adding money amounts becomes a breeze! They round two and three-digit numbers (with decimals) in these addition problems to get approximate sums. For each, mathematicians write the new addition equation...
Worksheet
Curated OER

Using Bar Graphs

For Students 2nd - 4th Standards
What's your favorite pizza topping? Scholars analyze two bar graphs, one depicting a math club's favorite pizza toppings and the other ice cream sales per flavor. As they examine the graphs, learners answer a few comprehension questions....
Worksheet
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Curated OER

What Unit of Measurement?

For Students 3rd - 4th Standards
If you're measuring a bicycle, would you use inches, feet, or yards? What about when you measure a shoe, or a flagpole? Explore measurement with this worksheet, which prompts third graders to use their critical-thinking skills. Three...
Lesson Plan
Willow Tree

Simplifying Square Roots

For Students 7th - 10th Standards
The square root of five and five do not have the same value! How many times have you addressed this with math classes? A lesson gives an explanation of a square root and gives examples for simplifying square root...
Lesson Plan
Curated OER

Checking Addition and Subtraction by Estimation

For Teachers 5th - 6th
In this mathematics worksheet, students solve various equations using different methods. They estimate each answer by checking the additions and subtractions given for each. Then, students write in the decision column wither definitely...
Worksheet
Scholastic

Mathematics

For Students 2nd - 4th
Three word problems prompt young learners to review their test-taking skills. Each problem provides five possible answers, allowing kids to use the most efficient strategy when solving for the answer.
Lesson Plan
Curated OER

Apple Estimation: Percentages & Subjective Reasoning

For Teachers 2nd - 8th
Students practice using their estimation skills by utilizing apples.  In this percentage lesson plan, students utilize a scale and an apple to discover the percentage of each bite they take.  Students share their data with the...
Worksheet
Curated OER

Linear Approximation

For Students 9th - 11th
In this algebra worksheet, students solve problems using estimation and the derivative. They calculate the critical points, domain and indicated intervals. They calculate the first and second derivative. There are 5 problems.
Lesson Plan
Federal Reserve Bank

Sky Boys: How They Built the Empire State Building

For Teachers 3rd - 5th Standards
How tall is the Empire State Building? Lead your class through a collaborative estimation activity to determine the number of quarters it would take to reach the top and teach the following concepts: human capital, human resources,...
Worksheet
Curated OER

Differentiability and Linear Approximation

For Students Higher Ed
In this linear approximation worksheet, students determine the derivative of a function and explore properties of the error when using a tangent line to approximate a function graph. This two-page worksheet contains four problems.
Lesson Plan
EngageNY

Fraction Multiplication and the Products of Decimals

For Students 6th Standards
Class members come up with a hypothesis on the number of decimal digits in the product of two decimals. Learners work in groups to complete several decimal multiplication problems. The results help groups develop a conjecture on the...
Lesson Plan
Curated OER

Guess-timating Fun

For Teachers 5th - 9th
Learners estimate the number of items in a jar and write their estimate boldly on a piece of paper. They line up holding their numbers. Then, they calculate the median, mean, mode and average of the guesses.
Lesson Plan
Curated OER

Data Analysis and Froot Loops

For Teachers 6th - 8th
Use this probability and graphing lesson to have your learners work with a partner to make a necklace out of Froot Loops. They record the cereal colors randomly chosen and strung, graph their data, then use a ratio formula to determine...
Printables
Virginia Department of Education

Mathematics Vocabulary Cards - Grade 2

For Teachers 2nd
Augment your math curriculum with posters detailing several concepts important to second grade math. Each poster features one math term from geometry, measurement, probability and statistics, computation and estimation, numbers and...
Lesson Plan
Illustrative Mathematics

How Many Cells Are in the Human Body?

For Teachers 9th - 11th Standards
Investigating the large numbers of science is the task in a simple but deep activity. Given a one-sentence problem set-up and some basic assumptions, the class sets off on an open-ended investigation that really gives some...
Lesson Plan
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Curated OER

The Geometry Of An Ox Skin

For Teachers 9th - 12th
High schoolers investigate the concepts of area and perimeter. The lesson plan uses a legend to create a context for the proposed word problem. They use the skill of estimation in order to create an ox skin that is found in the story. 
Lesson Plan
Curated OER

Pumpkin Problems

For Teachers K - 4th
Learners participate in a lesson that has the intention of working on estimation skills. They use pumpkins to estimate the number of seeds are inside. They collect data for each pumpkin and compare it to the estimation. Students question...
Worksheet
Curated OER

Error of Estimation

For Students 3rd - 4th
In this finding the error of estimation worksheet, learners estimate products, calculate products, and find the differences. Students solve eight problems.
Lesson Plan
Curated OER

How Tall is that Tree?

For Teachers 4th - 12th
Students apply their math skills to develop an accurate estimate of the height of a tall tree. Three different methods are outlined. All grade levels should be able to perform the shadow method and the proportional method.