Curated OER
The Multiplier (origin of the algorithm)
Students explore basic algorithms for addition, subtraction, and multiplication. They use models to demonstrate solving two-digit by two-digit multiplication. Students demonstrate vertical formats to solve multiplication problems.
Curated OER
Drifting Downward
Students study the effects of different salients and temperatures on vertical movement of an organism. In this experimental lesson students design different shapes of foil to simulate drifting planktonic organisms.
Math12
Basics of Probability
Give your students a fighting chance at understanding probability. Offering numerous examples that clearly demonstrate basic probability concepts, this resource helps young mathematicians learn how to visualize the...
Flipped Math
Transformations of Functions, Pt. 2
Workout with stretches and compressions. Scholars view what happens to the graph when multiplying a function by a number. Learners combine stretches and compressions with translations before practicing the newly learned skill by pausing...
Curated OER
Missing Digits (D)
In this missing digit worksheet, students fill in the blanks in 22 mixed operation problems on this Halloween themed page. They complete 22 vertical addition, subtraction, multiplication, and division problems.
Curated OER
Adding and Subtracting Integers
In this integers activity, students use the integer number line to solve the problems as they add and subtract positive and negative numbers. They find the answers to 10 questions.
Curated OER
Subtracting Integers
In this subtracting integers worksheet, students use 9 integer lines to help them solve 9 math problems that require them to subtract positive and negative numbers.
Curated OER
Swim Like a Whale or Fish?
Learners recognize the difference between whales and fish by categorizing them according to their method of swimming. They synthesize this information by simulating the swimming patterns of whales and fish and comparing it to their own.
Curated OER
1 VS the Mob
Students prepare to become the first to cover four adjacent products, horizontally, vertically or diagonally by selecting factors that make the needed products. They play this game to acquire a healthy appetite for competition between...
Curated OER
Whale or Fish?
Pupils explain the difference between a whale and a fish. After working through this themselves, they process the differences in a more meaningful pattern that overflows into long-term memory.
Curated OER
Subtracting Zero
In this subtraction worksheet, students will subtract zero from one, two and three digit numbers. The equations are presented vertically.
Curated OER
How Many More Fish?
Second graders construct a rich conceptual schema of subtraction in the comparative mode. They answer such questions as "How many more?" and "How many less?" They investigate properties of subtraction, represent subtraction in objects...
Curated OER
Subtracting Decimals
In this subtraction of decimals worksheet, students subtract decimals in 40 problems. These are 2 digit problems, written vertically, some with regrouping.
Curated OER
Subtracting Money
In this finding the money differences worksheet, students subtract three-digits from three-digit numbers with and without regrouping. Students solve 20 problems.
Lockport City School District
Reasons for Geometric Statement/Reason Proofs
Stuck trying to remember the formal language of a geometric proof? Never fear, this handout has them all ready to go. The reasons are sectioned by topic so this handy guide is ready when you are to tackle those two column proofs.
Curated OER
Arkansas is Our State: Differentiating Between a State and a Country
An ambitious geography lesson is geared toward kindergartners. They discover what the differences are between states and countries. They look at maps of Arkansas, and learn what the shapes and lines mean. Additionally, they create a...
Charleston School District
3D Applications of the Pythagorean Theorem
How many right triangles can you find in a prism, cone, or pyramid? Using right triangles to find lengths in three-dimensional figures is the focus of the lesson. After working with the Pythagorean Theorem to find missing side...
Curriculum Corner
7th Grade Math Common Core Checklist
With so many math standards to fit into a school year, it can be difficult keeping track of what you have and have not covered. This collection of Common Core checklists allows you to maintain a running record of when each...
Northern Arizona University
Adding and Subtracting Fractions
Pattern blocks and shapes demonstrate how to add and subtract fractions. By aligning blocks with different shapes, learners figure out how to create a whole, and then how to add and delete parts from that whole.
West Contra Costa Unified School District
Solving Systems of Inequalities
Don't throw away those transparency sheets just yet! Young scholars first review inequalities on a number line, then learn about graphing inequalities in the coordinate plane. Finally, they use overhead transparencies to create systems...
Curated OER
Weather and Climate
It's hot today, but is that the weather or the climate? This colorful presentation isolates both concepts to allow for better understanding by covering the positioning of the planet, making comparisons of land versus water, and looking...
Alabama Learning Exchange
Ice Fishing is for the Birds
Approach addition with young mathematicians in an engaging way through this penguin-inspired activity. In small groups, scholars think about times they have used addition in their real lives (there are some suggestions given), then watch...
PBS
Adding Integers
Your sixth and seventh graders deepen their understanding of a number line and adding integers in this concrete, hands-on activity. Learners play "Warehouse Puzzle" and then discuss their game strategies and the characteristics...
Calvin Crest Outdoor School
Survival
Equip young campers with important survival knowledge with a set of engaging lessons. Teammates work together to complete three outdoor activities, which include building a shelter, starting a campfire, and finding directions in the...
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