Curated OER
Walk-A-Thon
Students graph linear http://www.lessonplanet.com/review?id=180542equations. For this problem solving lesson, students calculate slope and plot ordered pairs on a coordinate grid. Using a real-life example of a walk-a-thon, students...
EngageNY
Unknown Angle Proofs—Proofs with Constructions
Provide your emerging mathematicians with the tools to learn as they incorporate auxiliary lines to solve unknown angle proofs in this continuing segment. They decipher information from a diagram to uncover the missing pieces and...
Curated OER
Finding the Area of Shapes
In this area of shapes unit, upper graders participate in hands-on problem solving activities to find the formulas for the area of a parallelogram, a triangle, and a trapezoid. They manipulate the geoboard to explore relationships among...
Curated OER
Green Stuff: Designing an Earth-Friendly Room
In this activity students explore earth-friendly materials that can be used in home environments. They learn about the relationship between the environment and design, and use a variety of problem-solving strategies. They work in...
Curated OER
Find 2/3
This short problem with representing fractions on a number line is more than meets the eye. Labeled only with the numbers zero and 1/4, a number line is used to locate the fraction 2/3. A solution can be found in multiple ways, but young...
Illustrative Mathematics
Two Wheels and a Belt
Geometry gets an engineering treatment in an exercise involving a belt wrapped around two wheels of different dimensions. Along with the wheels, this belt problem connects concepts of right triangles, tangent lines, arc length, and...
EngageNY
Multiplying and Dividing Expressions with Radicals
That's radical! Simplifying radicals may not be exciting, but it is an important skill. A math lesson provides explanations of properties used throughout the material. Scholars practice skills needed to multiply and divide...
West Contra Costa Unified School District
Investigating Special Right Triangles
Scholars first investigate relationships in the side lengths of 30°-60°-90° triangles and 45°-45°-90° triangles. This knowledge then helps them solve problems later in the lesson about special right triangles.
Willow Tree
Number Properties
The number of basic algebraic properties can become overwhelming for learners. A lesson explains and gives examples for all the basic algebraic properties. The resource is perfect to use as a way for pupils to organize and...
Illustrative Mathematics
Shortest Line Segment from a Point P to a Line L
One of the hardest skills for many young geometers to grasp is to move beyond just declaring obvious things true, and really returning to fundamental principles for proof. This brief exercise stretches those proving muscles as the...
West Contra Costa Unified School District
Polynomial Division
Multiply the ways your scholars can find the quotient with polynomial division. A lesson introduces polynomial division via long division, synthetic division, generic area model, and using the definition of division. Learners then...
Curated OER
It's Not All Greek to Me
Learners find out the meaning for prefixes used in math vocabulary. By dissecting words used in everyday math, they figure out what the prefix indicates and what the word means. A variety of well-organized worksheets and activities...
Curated OER
Scaling it Down: Caves Have Maps, Too
Measurement and map skills are the focus of this lesson, where students crawl through a "cave" made out of boxes, desks and chairs, observing the dimensions. Your young geographers measure various aspects of the cave and practice...
New York State Education Department
TASC Transition Curriculum: Workshop 13
The six instructional shifts in this workshop definitely move math and science teachers' understanding of instruction. The workshop, 13th out of a series of 15, asks participants to examine sample tests and to look at how the six...
Mathalicious
Been Caught Stealing
You're safe, when calculating the odds of stealing second base! Learners compare the rate of a runner to the distance the ball travels, in a lesson that explores right triangles and measurement. Full of discussion questions and fun...
Curated OER
Solving Equations (Multiplication and Division)
Seventh graders, after explaining in writing the steps they would take to solve 4+x-2=6 as a warm up, solve multiplication/division equations using manipulative's. They generalize a method to problem solving with coins.
Curated OER
"Comprehension of Word Problems" Using a Table
Sixth graders practice solving math problems by utilizing a data table. In this number sense lesson, 6th graders create a table using the numerical information about a fictitious farm's inventory. Students complete the empty segments by...
Curated OER
Extra Practice 44: Solving Problems Using Quadratic Equations
In this quadratic worksheet, students read short stories, write quadratic equations and use their problem solving skills to solve the equation. Students use the Pythagorean Theorem to find the length of a diagonal, dimensions of a...
Curated OER
Spaceship Math Addition F
In this addition facts practice worksheet, students use their problem solving skills to solve 40 problems that require them to add 1-digit numbers to 1-digit numbers.
Curated OER
MI Meaningful Math
Fifth graders increase skills in organizing information for writing. In this organization lesson, 5th graders use correct grammar to design math problems for real world math.
Curated OER
Math in Your Life
Examine how math fits into everyday lives by writing mathematical word problems and answering them. Middle schoolers will also practice their test taking skills utilizing different kinds of tests.
Curated OER
Holiday Market Basket Information
Students practice with calculation of a price index using a fictitious market basket. They apply higher level problem-solving skills and develop an awareness of multicultural holiday rituals.
Curated OER
Math: Reasoning and Problem Solving using Voyages
Students plan a voyage as the captain of a tall ship in the early days of exploration and merchant trading. They choose 2 ships and 3 voyages for a total of 6 possibilities. They calculate the number of days and distance of their...
Curated OER
Mayan Math
Fifth graders investigate the Maya's as mathematicians. In this Mayan math lessons, 5th graders work with the ancient Mayan numbering system by comparing it to the American Number System. They tell the differences and similarities...