Curated OER
Mapping Data Made Manageable
Students explore how to select unbiased random samples as they choose report data to include on maps. They propose methods for choosing random numbers and discuss their advantages and disadvantages. They consider bias in science.
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Collision Course
Learners measure the speed of moving marbles and use the results to calculate velocity and momentum. They analyze the events preceding a Japanese train crash.
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Do You Feel Lucky?
Students calculate simple probabilities using mathematics then roll dice to test their predictions.
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Prime Real Estate
Students analyze and discuss prime numbers and the Sieve of Eratosthenes, a procedure to sort out prime numbers. They identify the prime numbers from 1-100 by eliminating all the multiples of the first four prime numbers, and circle what...
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Geometry In the Yard
Students are responsible for creating a border around a triangular garden spot, of which they know the measurements for two sides. They use the Pythagorean Theorem to calculate the third side and complete the garden.
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Hotel Infinity
Students investigate the concept of infinity. They read a story, discuss the concept of infinity from the story, and create an illustration of the hotel described in the story.
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Math and Music: Fibonacci Sequence
Students investigate the mathematical patterns of the Fibonacci Sequence. They determine how math is connected to music, specifically looking at music the uses the pattern sequence found in the Fibonacci Sequence.
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Plenty of Pythagoras
Using a twelve foot knotted rope, students form a 3-4-5 right triangle. Following a discussion of observations about the lengths of the sides of the triangle, students use grid paper, scissors and a centimeter ruler to draw and measure...
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Scale Factors for Areas and Volumes
Students examine mathematical questions. They examine how to tackle mathematical questions and discover the effect of a change in length on area and volume. They examine the consequences of the physical properties sea animals on heat...
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Consecutive Numbers
Like all of the Problem Solving units, this one aims to introduce students to the underlying ideas of mathematics through a problem. The problem here requires a knowledge of arithmetic and the use of some algebra. In this unit we see how...
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Six Circles
Students develop the skills of problem solving through looking at situations mathematically. The lesson introduces students to the concepts of theorems and proofs as part of how one looks at mathematical problems.
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President Jefferson's Cipher: Cracking the Code
Students examine the journey out west by Lewis and Clark. Using a cipher from President Jefferson, they solve a code he gave to the explorers before setting out on their exploration. They share his message with the class and state...
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Leading Lives
Students explore a field of knowledge through the life of a leader in that field. They write a high-quality biography of the leader of their choice. In the end, publishing of the biography is completed on the Internet.
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Fossil Fuels and Its Effects On The World
Middle schoolers explore the effects of a declining fossil fuel system would have on the world. They read the line graph and other information to answer questions about fossil fuels. Students use mathematics to analyze graphical data...
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Using Coordinate Geometry by Land, Sea and Outer Space.
Young scholars complete a table of values and plot points, as well as construct a graph on a coordinate grid. They construct two graphs on the same coordinate system, and identify the point of intersection. Students represent and record...
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Egyptian Fractions
Sixth graders take a brief look at what is known about Egyptian Fractions. These are unit fractions - fractions whose numerator is one. We look at how fractions can be represented in terms of Egyptian Fractions. Finally we suggest a web...
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Exercise in Perspective
In this exercise in perspectives, students are required to analyze a topic by completing six different activities. Students can work in groups, pairs or independently to complete the activity.
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Math Maven's Mysteries: The Case of the Dastardly Disguiser
In these math word problem worksheets, students help solve the mystery about 'The Case of the Dastardly Disguiser. Students read the story and find the total number of disguises.
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Math Maven's Mysteries
In these math word problem worksheets, students help solve the mystery about 'The Cool Calculator Caper.' Students use the formula to find what time the evil wrongdoer will arrive in Point Logos.
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How Does the USS Alabama Float?
Learners investigate buoyancy. For this buoyancy lesson, students apply the Archimedes Principle of Buoyancy to the experiment conducted in class to determine how battleships float.
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Cartesian Coordinate System
Students explore the concept of the coordinate plane. In this coordinate plane instructional activity, students graph points on the coordinate plane using an applet. Students graph functions using an applet. Students play a Maze Game...
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Angle Land and Angle Aerobics
Sixth graders investigate different types of angles. In this geometry lesson, 6th graders use a protractor to identify acute, obtuse, and straight angles.
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Number Theory Worksheet 2: The Sieve of Eratosthenes
in this number theory worksheet, students use the Sieve of Eratosthenes to find all primes up to the number 100. Students follow the directions to circle primes and multiples on the hundred chart.
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Number Theory Worksheet 2: The Sieve of Eratosthenes
For this primes and multiples worksheet, students follow the directions to circle primes and multiples on a hundred chart until all prime numbers from 1 to 100 are circled. This is called the Sieve of Eratosthenes.
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