Curated OER
Riemann Rectangle Errors
High schoolers calculate the area under a curve. In this calculus lesson, students integrate the function to find the area under the curve. They use the Ti to create a visual of the graph.
Curated OER
Estimating and Rounding-Pretest Questions
In this estimating and rounding worksheet, students complete a set of 10 multiple choice questions. Students may click on a link for answers or to print page.
Curated OER
Finding Addition Patterns
Students practice finding the sums of two-one digit numbers. In this addition lesson plan, students also record facts onto an addition chart.
Curated OER
Handling Data: Coin Tossing Simulation
Students collect experimental data and record it on a frequency table. After accessing an Internet coin toss simulation site they discover that repetition of an experiment may result in different outcomes. They identify the mutually...
Curated OER
Finding PI
Students select and use appropriate operations, methods and tools to compute or estimate using whole numbers. They develop and use formulas for determining the circumference and area of circles. Students determine and describe the...
Curated OER
The Number Partner
First graders study number pairs and identify number pairs that sum to numbers from 10 to 30. They use number pairs to solve addition and subtraction problems. They make sensible estimates and check the reasonableness of answers.
Curated OER
Estimating With Fractions
Seventh graders, exploring methods to estimate fractions, take notes on estimating fractions, 7th graders write letters to explain the process of estimating fractions and mixed numbers to someone who does not know the concept. Students...
Curated OER
Simpson's Rule
In this integral learning exercise, students use the Simpsons's Rule for evaluating integrals. They use different methods to calculate integrals and compare the results. This eight-page learning exercise contains approximately 16...
Curated OER
Thunderstorms
Fourth graders examine the attraction between two different charges to investigate lightning in a thunderstorm. They complete an experiment and a worksheet.
Curated OER
Making Data Meaningful
In this sample mean instructional activity, students explore different ways "average" is used. Students use this information to find the sample mean of the height of a large class of students. Students find the mean, median, mode and...
Curated OER
Decimals: Collaborative Lesson
Students explore mathematics by participating in a group activity. In this number value lesson, students identify the uses for decimals and how to best estimate whole numbers based on decimals and fractions. Students collaborate with...
Curated OER
Estimating Solutions to Word Problems
Learners use estimation to determine the answers to word problems by rounding whole numbers. In this estimation lesson plan, pupils compare and contrast solutions using the best answer.
Curated OER
ng Data: Probability, What's in the bag?
Young scholars use the language associated with probability to discuss events including those with equally likely outcome. They collect data from a simple experiment and record in a frequency table: estimate probabilities based on this...
Curated OER
Estimation and Addition Worksheet
In this estimation and addition worksheet, students complete 3 different sections with 6 questions in total. The first section asks students to do addition using the British pound. The second asks them to estimate and then calculate...
National Security Agency
Fraction Fever
This unit on fractions allows for upper-aged elementary learners to explore ways to find the greatest common factor and least common multiple of two numbers. Ultimately, young mathematicians will be able to identify equivalent fractions,...
Curated OER
Make a Match
Second graders examine the relationship between addition and subtraction. In this number sense lesson, 2nd graders practice their computation skills and use various strategies (including manipulatives and calculators) to add and subtract.
National Security Agency
Borrowing from Our Neighbors
Young mathematicians explore two-digit subtraction. They will investigate multiple ways to subtract numbers involving regrouping. Resources are provided.
Lane Community College
Review Sheets: Basic Mathematics 1
Here is a learning exercise that is 3/4 fraction practice and 1/4 skills guide. The problems are organized by concept and each section bullet points the skills needed to accomplish them. The problems are straightforward practice with...
Curated OER
Rounding and Subtracting
Common Core is all about getting your learners to open their minds and think about the why and how. This problem has them thinking about unknown numbers and their relationship with one another when we round and subtract. They will have...
Actis
Handling Data: Probability, Tree Diagrams
Clean, but captivating, two online simulations demonstrate probability for middle schoolers. They can choose the number of coins and tosses and watch as the results pile up. They can choose from a variety of spinner types and the number...
Curated OER
"Adding It Up" at James Fort
Students discuss jettons and their archaeological importance at Jamestown. They then practice using historic counting sheets and artifacts to understand the calculating methods of the early 17th Century, and identify their similarities...
Curated OER
Money Matters
Third graders make fair trades and exchanges of their money in order to have practical experiences with the essential "rules" of our place value system. They create groupings of tens, hundreds, thousands using play money and place value...
Curated OER
Hot Dog Stand: The Works
Students strengthen skills in mathematics, problem solving, and communication skills by working together in groups using "Hot Dog Stand: The Works" educational software.
Curated OER
Addition and Subtraction
Students develop their own strategies to solve basic addition and subtraction facts. In this addition and subtraction lesson plan, students use strategies they already know and new ones to solve problems.