Concord Consortium
Fermi Weight
Wait, there is an estimate for how much that weighs. The resource contains three questions about weight. Using dimensional analysis and benchmarks, pupils determine a reasonable weight for trash, food, and a grain of salt.
Curated OER
How Has Math Evolved?
Eighth graders pick a topic or person to research related to the history of mathematics. They brainstorm and create a concept map, using the multimedia software inspiration, about what they are researching and want to examine. They then...
Illustrative Mathematics
Plastic Building Blocks
Let's build a castle! Dennis and Cody have big plans, but do they have enough blocks between the two of them to accomplish their goal? A great context that requires students to add and compare mixed numbers. Encourage the use of pictures...
Curated OER
Piecewise Linear Functions: Extending Stories to Graphs
Using this resource, scholars develop graphs that model situations by showing change over time. They answer 15 questions based on information from charts that show growth in weight. They extend the concepts to an assessment section of...
Curated OER
Slides, Flips. Turns......It's All On A Memory Book Page
Fourth graders use tangram sets to investigate the congruence of shapes. They use congruent shapes to demonstrate the properties of slides, flips, and turns. They complete a math journal entry that describes and illustrates each concept.
Curated OER
That's Kind of Corny!
Students apply math skills to determining how much corn seed to plant in 100 acres. They compute the amount of weed killer needed and after totaling how many bushels per acre they harvest, they calculate their profits.
Curated OER
Comparing and Ordering Fractions, Mixed Numbers, and Decimals
Students practice comparing and ordering fractions, mixed numbers, and decimals. In this fractions, mixed numbers, and decimals lesson plan, students examine a decimal place value chart compared to a whole number place value chart. They...
Curated OER
Shapes to Forms
Here is a math lesson that is really a visual arts lesson 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 are very...
Curated OER
Everyday Mathematics: Rounding
In this rounding practice worksheet, students sharpen their math skills as read tips pertaining to rounding numbers and try the extra practice activities.
Curated OER
Lesson 9 What are the Indices of Investing?
Students explore the benchmarks that measure the ups and downs of the stock market. They also set up a diversified portfolio and trade stock indices for the Global Stock Game (GSG).
Curated OER
Square Roots Using a Carpenter's Square
Students calculate the square root of a given number using carpenter's square measurements. In this math lesson, students relate this method on the Pythagorean theorem. They answer practice problems after the exploration activity,
Curated OER
Making Benchmards--Length
Learners explore the idea of having Benchmarks to estimate the length of given objects. Students demonstrate acquired knowledge of the basic units of length by making reasonable estimates. Learners create a personal benchmark.
Curated OER
Turning the Tables: A Guide to Devising Your Own Story
Students observe and demonstrate how to decipher and organize the information in a math word problem and apply mathematical concepts to different story problems. They discuss the parts of a story problem, and write their own original...
Curated OER
Equivalent Fractions and Comparing Fractions
How can you tell if fractions have equal value? Use various collaborative activities to demonstrate the ways to determine whether or not fractions are equivalent.
Curated OER
What Makes Ten
Learners investigate the concept of ten and how it is part of the real number system. They find the quantity of ten using as many combinations as possible. They can count using manipulatives, write on paper, or by doing mental math.
Ohio Department of Education
Fraction Models - Grade Three
Explore fractions using different manipulatives and illustrations. Your class can create a variety of models of fractions and mixed numbers with drawings and manipulatives. They then work to compare fractions, mixed numbers, and whole...
Curated OER
Buying in Bulk
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.
Curated OER
Monitoring Math with a Statistical Spreadsheet
Students use a spreadsheet to compute landmark statistics of a math
quiz. This lesson can be ongoing throughout the school year and it integrates mathematics curriculum and technology in a simple format for student use.
Curated OER
Number Line Math
Second graders use a number line to practice subtraction. In this subtraction lesson, 2nd graders use a number line to count backwards. Students participate in mad math activities and solve problems.
CK-12 Foundation
Equivalent Fractions: Number Line
Arrange improper fractions on a number line to determine the equivalency to whole numbers. The number line starts at -4 and ends at 4, while users must turn the improper fraction into a proper fraction in order to place it on the number...
Illustrative Mathematics
Representing Half of a Rectangle
Did you know one half of a rectangle be represented in more than one way? Young mathematicians choose the rectangles that represents one half with an instructive worksheet.
Illustrative Mathematics
Which Pictures Represent One Half?
Which image represents one half? Answer the question surrounding four shapes, some of which represent one half and others representing a different amount. The last two questions ask learners to explain why some shapes represent one half...
College Board
2001 AP® Calculus BC Free-Response Questions
Take an abbreviated look at the exam. Class members review released items to prepare for the BC exam. The released questions are the six free-response questions from the 2001 exam. Three of the items have context, while the other three...
Radford University
How Tall is the Tree?
Pairs or small groups work together to determine the height of a tree using similar triangles. Learners make a judgement which direction to let a tree fall to avoid hitting any structures. They then write letters to the principal...