Illustrative Mathematics
Running Time
Ever wonder why that computer image takes so long to load? Well, math is involved and provides the algorithms needed to compute the measure in nanoseconds. Young mathematicians plug the image measures into the formulas and compare the...
Curated OER
Rating Systems
Your favorite sports team is ranked #1. How do the powers that be determine this rating? Learn how ratings are mathematically computed using probability concepts, from the Elo Rating System for chess to the Rating Percentage Index for...
DataWorks
4th Grade Math: Multi-Step Word Problems
Solving word problems requires reading comprehension and math computation. Through an interactive slideshow presentation, fourth graders observe and follow each step toward solve multiplication and division word problems.
Concord Consortium
Calculator Numbers
Know thy calculator. Young mathematicians use their calculators to answer a set of questions. They consider how the number of digits the calculator displays affects the answers to calculations. They then find examples of computations...
Curated OER
Measuring Speed With iMovie
Students record each other running, walking, throwing a ball, or doing a similar activity for a set distance. They import the video clips into iMovie. They compute how long it took in miles per hour.
Curated OER
How Many Noses Are in Your Arm?
Middle schoolers apply concept of ratio and proportion to determine length of Statue of Liberty's torch-bearing arm. They view video of Statue of Liberty, determine how long statue's arm would be if its nose measures four feet six...
Curated OER
Mirror, Mirror
Geometry students use hinged mirrors to discover that the regular polygons are composed of triangles tessellating around a center point. They sketch triangles on paper models of the regular polygons having 3 to 10 sides and compute the...
Raytheon
Signed Numbers/Integers Worksheets
In this positive and negative numbers worksheet, students compute the values indicated using addition, subtraction, multiplication and division, with answer keys included.
Agile Mind
Isabella’s Credit Card
An in-depth activity that involves a real-world problem about credit card debt. Learners are given a scenario in which Isabella plans to stop using her credit card and pay off the balance by paying a fixed amount each month. The first...
Curated OER
Shopping With Basic Math
Fifth graders utilize basic math computation on a pretend shopping trip to obtain everyday items and services such as an oil change and grocery shopping.
Curated OER
Mean, Median, and Mode
Fifth graders compute the mean, median, and mode of sets of numbers.
Curated OER
Basic Operations with Decimals
Twelfth graders practice skills adding and dividing decimals. They examine the help wanted ads and compute the hourly and weekly wages. They discuss the real life value of understanding the importance of decimals.
Curated OER
How to weigh a tree
Learners pick a tree they see everyday. They measure the tree's circumference and estimate its height using similar triangles. Students are introduced to Computational Science. They use computers and calculators to compute values...
Curated OER
How Much is a Name Worth?
Second graders listen to a read aloud of Yangsook Choi's, The Name Jar. First, they estimate how much their name is worth based on the teacher's example. They assign numeric values to the letters of the alphabet in order to compute the...
Curated OER
The Mystery of the Accelerating Race Car
Learners define and discuss acceleration and how to compute acceleration. They observe examples of computing acceleration, and complete a worksheet using the correct formula.
Curated OER
Body Math
Students solve simple math computations while practice their throwing skills. They explore how to subtract, add,divide,and multiply, while playing a fun fitness oriented game.
Curated OER
Where In the World Are We?
Fifth graders read postcards and find their locations on maps. They use the pictures and text on the postcards to write about imaginary vacations. They compute the mileage and compare it to TripMaker data.
Curated OER
Risk Taker - Probability Web Quest
Students complete an on line, teacher created, webquest to study the origin of probability, theoretical and simulated probability; computing the probability of two independent events; and mutually exclusive events. They make a Venn...
Curated OER
Blueberries for Sal
Students read the book "Blueberries for Sal" and complete various computation math activities with blueberries. In this computation activity, students complete number sentences, play guessing games, and solve story problems using...
Curated OER
Commutative, Associative, and Distributive Properties
In this properties worksheet, students solve 10 problems by completing each statement so that it is true. First, they identify each property and which one will be used in each computation that follows. Then, students solve each problem...
Curated OER
How much rice to US farmers grow?
Fourth graders examine rice farming. In this rice farming lesson, 4th graders compute how much of the world's rice the US produces. Students gain information about the history of growing rice and how much rice other countries grow as...
Curated OER
The School Store
Students choose between the operations of addition or subtraction to solve a real life problem. In this addition and subtraction instructional activity, students make a chart of items sold in the school store. Students then work in teams...
Curated OER
Life Saving Computing
Students read an article on anthrax and complete a series of cloze activities related to the article.
Curated OER
Computation: How can we use rice to solve problem questions?
Fourth graders graph metric tons of rice produced by various countries. In this graphing lesson, 4th graders follow problem solving steps to answer questions about rice nutrition and then graph the amount of rice produced by...
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