Assessment
Concord Consortium

Spinning an Old Record

For Students 11th - 12th Standards
Take a trip back in time to examine angular velocity. Using the revolutions per minute, learners calculate the speed of a point on a 33 record. They compare the speed of a point on the edge of the record to the speed of a point closer to...
Lesson Plan
Curated OER

Lesson Plan for Cricket's Supper

For Teachers 1st - 3rd
Interested in a special folktale to read with your class? Then this lesson might be for you. Readers will build an understanding of the food chain while creating a storyboard that includes the characters, setting, and plot of the story....
Lesson Plan
Illustrative Mathematics

Buying Bananas, Assessment Version

For Teachers 7th - 9th Standards
Practice with unit rates, proportions, and ratios when Carlos purchases an amount of bananas. Learners must interpret a graph to decide whether points on the same line represent similar proportional relationships. Use with lesson plans...
Lesson Plan
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Willow Tree

Factoring Polynomials

For Students 8th - 11th Standards
Young mathematicians discover trees organize more than just families — they help factor, too. The lesson begins with factor trees and develops slowly to factoring by grouping and special patterns. 
Lesson Plan
02 x 02 Worksheets

Inverse Functions

For Students 10th - 12th Standards
Young mathematicians look for patterns in inverse functions as they relate to the original functions. The comprehensive lesson emphasizes vocabulary throughout as well as algebraic and graphical characteristics of the inverse functions.
Assessment
Concord Consortium

Acid Test

For Students 9th - 12th Standards
This isn't your typical basic lesson—it's more acidic! Learners use pH information to determine the hydroxide ion concentration of different substances and then use these values to analyze information. The calculations require...
Lesson Plan
Curated OER

Multiplying by 10, by 100, and by 1,000

For Teachers 4th
Fourth graders write tenths and hundredths in decimal and fraction notations. In this math instructional activity, learners know the fraction and decimal equivalents for halves and fourths. Everyone answers numerous questions posed by...
Lesson Plan
Curated OER

Spring Doesn't Bug Me

For Teachers 3rd - 4th
Pupils make a ladybug art item using math vocabulary and measurements of circles. Ladybugs are made using a compass. Once the bug is complete, attach a previously-written Haiku to it.
Lesson Plan
Curated OER

Buying in Bulk

For Teachers 3rd - 5th
Students investigate buying purchases in bulk. In this buying in bulk lesson, students consider ways to cut costs and reduce waste in landfills by making bulk purchases.
Lesson Plan
Curated OER

Shaking Up Ice Cream

For Teachers 4th - 6th
Upper graders use a variety of tools to measure liquid and solid ingredients in an ice cream making recipe. Following written and oral directions and accurately timing themselves forms the basis of this lesson.
Lesson Plan
Curated OER

Square Roots Using a Carpenter's Square

For Teachers 6th - 8th
Students calculate the square root of a given number using carpenter's square measurements. In this math activity, students relate this method on the Pythagorean theorem. They answer practice problems after the exploration activity,
Worksheet
Curated OER

Mentally Add and Subtract 10 or 100

For Students 1st - 3rd
Here are some number lines that need to be completed. There are two number sequences, one to test addition skills and the other for subtraction. Both sequences include counting by 10, but the subtracting question has scholars count...
Lesson Plan
Curated OER

More or Less Pigs in the Pen

For Teachers K
Kindergarteners practice basic addition and subtraction. In this math lesson, students sing a song about pigs on a farm to help them understand the concept of adding and subtracting things together. Some excellent extension activities...
Lesson Plan
Curated OER

Comparing and Ordering Fractions, Mixed Numbers, and Decimals

For Teachers 4th - 5th
Students practice comparing and ordering fractions, mixed numbers, and decimals. In this fractions, mixed numbers, and decimals lesson, students examine a decimal place value chart compared to a whole number place value chart. They...
Activity
Curated OER

Alexander, Who Used to be Rich Last Sunday

For Teachers 2nd Standards
What a great way to incorporate Judith Viorst's story, Alexander, Who Used to Be Rish Last Sunday, with a math lesson on money. Second graders listen to the story being read while the teacher stops to record each time Alexander spends...
Lesson Plan
World Wildlife Fund

Take 6

For Teachers 3rd - 5th Standards
Investigate the various properties of the number six with this elementary math lesson. From simple addition, subtraction, multiplication, and division problems to the creation of hexagonal tessellations, this lesson covers all aspects of...
Lesson Plan
Curated OER

Shapes to Forms

For Teachers 1st
Here is a math lesson plan that is really a visual arts lesson plan in disguise! In it, pupils utilize their knowledge of geometric shapes and forms to create a detailed version of a cylinder. The instructions on how to go about the task...
Lesson Plan
Curated OER

See Turtles Nest! See Turtles Hatch!

For Teachers 8th - 12th
Students graph data of sea turtles hatching rates from Watamu/Malindi Marine National Park and Reserve in Kenya.  In this math instructional activity, students use real life science data to calculate mean and median...
Lesson Plan
Curated OER

A Plane Old Time

For Teachers 4th
Fourth graders become familiar with a chart and use the information to create a flight plan.  In this flight plan lesson, 4th graders access background knowledge of the role of flight controllers and the number concepts they...
Lesson Plan
Curated OER

Hamburger Lesson

For Teachers 6th - 8th
Students examine fractions in this activity. They practice with how to reduce and perform operations on fractions.
Lesson Plan
Curated OER

Lesson Plan: Defining, Describing and Calculating Rate

For Teachers 5th - 8th
Students view Cyberchase video to introduce calculating speeds. In this rate and distance lesson, students make original tables showing rate, distance and speed. Students analyze distance - time graphs for understanding.
Lesson Plan
Curated OER

Rice Math

For Teachers 6th
Sixth graders calculate the amount of rice there will be if the amount is doubled everyday. In this multiplying lesson, 6th graders are given an amount of rice that is grown each day. Students then calculate how much rice there will be...
Lesson Plan
Curated OER

Measuring Elapsed Time

For Teachers 5th
Fifth graders convert units within the same measurement system and be able to determine elapsed time. They are given a start time and an end time of a game. Students determine the amount of elapsed time from the data that is given.
Lesson Plan
Curated OER

Elapsed Time

For Teachers 6th
Sixth graders investigate time, distance and speed. In this math lesson, 6th graders convert elapsed time into hours, minutes, and seconds. They analyze a marathon to find data on elapsed time.

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