National Security Agency
Go One-on-One with Decimals
Shoot and score with three basketball-themed lessons about decimals. Young mathematicians compare game statistics, make trash can hoops, and play a data spinner game to practice identifying digits and values within decimal numbers.
Concord Consortium
Full of Beans
Scholars have an opportunity to use their geometric modeling skills. Pupils determine a reasonable estimate of the number of string beans that would fill the average human body.
Curated OER
Measuring Volume/Capacity Using the Metric System
There is more than one way to measure an amount, as learners discover by applying multiple measurement tools in these activities. Centimeter cubes, cylinders, beakers, and measuring cups are used to find the volume of regular and...
Curated OER
2D Wavelet Transform
In this 2D wavelet transform worksheet, students compute 9 different types of problems related to using wavelets. They select a set of orthogonal filters, load in any image they want, and compute by the given command. Then, students...
Curated OER
Estimating Pi as a Length
In this pi activity, students evaluate the curve of a quarter of a circle. They analyze the length of the curve, and explain that if the area under the curve is equal to pi, the length of the curve above is also equal to pi. Students...
Curated OER
What Do We Do With A Dirty Bomb?
Students examine composition of dirty bomb and its possible effects on a city, and investigate simulations of such an event; students use computational and problem solving skills to assess damage and prepare report proposing solution to...
Curated OER
Calculator Spelling
Sixth graders practice creating and solving number sentences on a calculator. They interact with number facts, their properties, algorithms and estimation. Each student recognizes inverse relationships of addition, subtraction,...
Curated OER
Jelly Bean Math
Young scholars estimate, measure, compute, and create patterns using jelly beans. In small groups, they solve various calculations, place jelly beans into groups, invent a new flavor, create a pattern, and complete a worksheet.
Curated OER
The Yo-Yo Problem: Solving Linear Equations
Students compute the length of time it will take to save enough money to purchase a yo-yo. In this math lesson, students create a design with pennies and write the associated linear equation. In this linear equations lesson, students use...
Curated OER
History and the Approximations of pi
Middle schoolers investigate Pi. In this mathematics lesson, learners discuss the history of Pi and determine how the approximation of Pi was discovered.
Curated OER
Best Guesser
Fifth graders develop strategies for estimating ages, and illustrate results by graphing and interpreting scatter plots to compare x and y coordinates.
Curated OER
Lesson Plan for Fontana Mines
Students estimate and compute with rational numbers. They compare, order and convert among fractions, decimals and percents. Students analyze problems to determine if there is sufficient or extraneous data to solve.
Curated OER
Small Angle Calculations
Students work with circles, angles and estimating angles in the night sky. In this circles and angles lesson, students practice measuring a degree using the circumference of a circle and apply the degree to determine a way to use their...
Illustrative Mathematics
Reasoning about Multiplication and Division and Place Value, Part 1
Help your class make sense of quantities and their relationships. Given is the product of two numbers. It is up to your number crunchers to think about the quantitative relationship when the product is one-tenth or ten times the product...
Illustrative Mathematics
How Many Cells Are in the Human Body?
Investigating the large numbers of science is the task in a simple but deep activity. Given a one-sentence problem set-up and some basic assumptions, the class sets off on an open-ended investigation that really gives some...
Curated OER
Computing Mean, Mode and Median
Ninth graders collect data on basketball player's heights and determine the mean, median, and mode for the data.
Curated OER
Worksheet 18 - Spring 1996
In this math activity, students practice finding the function while practicing using the Taylor series. Then they compute the second integral by parts.
Curated OER
Square Roots, Number Classification, Ordering & Graphing
Ninth graders identify numbers as rational or irrational. Using calculators estimation, and factoring methods, 9th graders compute the square root of numbers. They graph numbers in sequential order and round numbers integers to the...
Curated OER
La Toteca- A Tropical Paradise
Students collect data on the time of the ferry. In this algebra lesson, students use the data to predict a ferry schedule. They also compute the depth where oxygen would be needed when diving.
Curated OER
Math 155 - Fall 2005 Differentiation
In this differentiation worksheet, students find an equation of a line tangent to a curve. They use linear approximation to estimate answers. This two-page worksheet contains approximately 12 multi-step problems.
Curated OER
Implicit Differentiation
In this implicit differentiation worksheet, students use the microscope approximation method and Euler's method to approximate values at a given point. This two-page worksheet contains five problems.
Curated OER
Fractions, Decimals, and Gravity
Students discuss how weight is directly related to gravitational force on a planet. Students then choose Space Traveler as companion and compute how much their guide weighs on various planets, based on each planet's relative surface...
Curated OER
Multiplication Strategies and Writing Story Problems
Third graders model multiplication problems using Unifix cubes. They compute and solve problems involving addition and subtraction of 3- and 4- digit numbers and basic facts of multiplication and division. They practice mental math...
Curated OER
A Method of Front-End Arithmetic
Teach the class how to add using front-end addition. They are given a shopping list and use it to practice adding from the largest place value to the smallest. Computational math and shopping, what fun!