Curated OER
Dream Car Math
Students collect car cost comparison data from the "Car Wizard" web site to use as problem solving and for calculations related to math.
Curated OER
Understanding Fractions
Young scholars add and subtract fractions and multiply and divide fractions using pattern blocks.
Curated OER
How Many Months?
Students investigate the first Peter the Mint Eagle, who lived at the Philadelphia Mint from 1830 to 1836. They determine how many months Peter was there and use pictures, numbers, equations, and/or words to explain how they came up with...
Curated OER
Expected Value
Students explore expected value, are introduced to the concept of varying payoffs, and have used a computer simulation of a "real world" example where expected value is used
Curated OER
Math in My World
Third graders record in their journals the many ways in which mathematics is part of their world.
Curated OER
Bargain Hunter
Students engage in a classroom shopping adventure to search for the best bargains.
Curated OER
Addition Relay
Third graders, in pairs, use a bag of counters which can be dried beans, squares of papers, etc.
Curated OER
Comparing Notes: a Mathematical Exploration of the Piano
Young scholars examine the history of equal temperament, the modern standard of tuning a piano. Proportion calculations of octaves and perfect fifths are utilized to calculate the frequency of each note in a major scale.
Curated OER
Junk Yard Math
Third graders explore the process of place value and subtraction through regrouping and borrowing exercises. Several activities using manipulatives are utilized in the lesson.
Curated OER
More or Less Pigs in the Pen
Students practice simple addition and subtraction. They identify relationships among whole numbers.
Curated OER
Rockets on a Shoestring Budgut
Students work together to create rockets on a budget. They discover the limitations that real engineers face when designing and testing their products. They discuss their findings to complete the lesson.
Curated OER
Practicing Arithmetic
High schoolers practice single operation arithmetic ranging from single digit addition to long division of decimals or real numbers using Graphit. They use data sets and rules to graph ordered pairs.
Curated OER
Growing Up
Students solve a given problem and explain their thinking using two number sentences to match their answer. One number sentence must use addition, one must use multiplication, and students must explain their answers. Includes sample...
Curated OER
Cutting the Wood
Students demonstrate and describe the effect of multiplying or dividing by a fraction less than or greater than one. They create and explain a variety of equivalent ratios that represent a given situation. Students draw a picture of...
Curated OER
Miles Of Smiles
Students investigate basic mathematical properties to solve multiplication and division problems. They solve word problems that are part of the lesson. Students are required to give written or oral justification for how they solve each...
Curated OER
Which Pair?
Students practice solving equations adding decimals and integers. Using a worksheet, they identify which pair of numbers goes correctly with the problem. They review their answers and are graded based a rubric given to them.
Curated OER
Save Your Change
Students solve problems involving exponential, logarithmic, and scientific notations. Using calculators, students explore investment problems. They use a formula and logarithms to determine the years to earn a particular income, figure...
Curated OER
Ordering and Computing with Negative Fractions and Decimals
Seventh graders explore the concept of computing negative fractions and decimals. In this negative fractions and decimals lesson, 7th graders compare ordering positive fractions to ordering negative fractions. Students use mirrors to see...
Curated OER
Numerical Determination of Drag Coefficients
Learners create a video of an object falling with a drag. In this physics instructional activity, students calculate drag coefficient using data from Logger Pro. They calculate velocity and acceleration of the object.
Massachusetts Institute of Technology
Mit: Open Course Ware: Introduction to Algorithms
A complete course on algorithms presented at the college undergraduate level. The course includes video lecture, course materials, assignments and exams. Answer keys are provided for all assignments and exams.
Khan Academy
Khan Academy: Expressing an Algorithm
Practice computer science problems expressing algorithms.
Other
The Stony Brook Algorithm Repository
A comprehensive collection of algorithm implementations for fundamental problems in combinatorial algorithms. Provides algorithms for common programming problems. It also provides pointers on how to implement those algorithms in various...
Kent State University
Rashid Bin Muhammad: Design and Analysis of Algorithms
This site contains the lecture notes from Dr. Muhammad's course on algorithm design and analysis.
University of Canterbury
University of Canterbury: Cs Unplugged: Sorting Algorithms
Many clever algorithms have been devised for sorting values into order efficiently. For this activity students compare different algorithms to sort weights to simulate how computers devise sorted lists.
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