Curated OER
Discovering Pi
Students develop a formula that describes the functional relationship of the circumference of a circle to its diameter. Working with a partner, they measure the diameter and circumference of circular objects in order to discover the...
Curated OER
Finding Patterns in Fractals
Students discover patterns and sequences. They use a website to explore patterns and fractals. Students share their discovery of fractals and their patterns with the class. They develop a list of patterns used in everyday life.
Curated OER
Doubling Up
Fifth graders explore the powers of two and substitute values into their own names by solving a math word problem. They perform calculations with powers of numbers, find square roots, and explain the relation between a square root and a...
Curated OER
Free Fall Graphing Exercise
Twelfth graders practice their graphing skills in an exercise about acceleration due to gravity. Lesson opens with a demonstration of acceleration due to gravity and a brief discussion. Students complete a worksheet and go over answers...
Curated OER
Water: On the Surface and in the Ground
Learners explore the differences between surface water and ground water. They collect data using maps and graphs and investigate a Texas river basin and a nearby aquifer. They complete a written report including maps and data regarding...
Curated OER
Practicing Arithmetic
Students 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
Water-Is There Going to be Enough?
Students research the availability, usage and demand for water in the local area historically and use projections of the availability, usage and demand for water up to the year 2050. They gather data and present the information in...
Curated OER
The Mandelbrot Set
Students explore the Mandelbrot Set. They are introduced to the concept of a complex number and function in order to motivate the discussion of Julia and Mandelbrot sets. Students investigate fractals and how they are built.
Curated OER
Impossible Graphs
Students distinguish between possible and impossible graphs of functions, and to learn why some graphs are impossible. They have practiced plotting functions on the Cartesian coordinate plane
Alabama Learning Exchange
The Composition of Seawater
Students explore the concept of finding the composition of seawater. In this finding the composition of seawater instructional activity, students make a saturated salt water solution. Students discuss why there is variation in ocean...
Curated OER
Can Stack
Students are able to find the rule for summing consecutive numbers;
identify the pattern of triangular numbers. They then solve the given problem using logic and mathematical reasoning.
Curated OER
Still More Lollies
Fourth graders listen to the problem to the class and think about how they solve the problem and to discuss it with their friends using number sentences in their written record of the solution.
Curated OER
Bubble Gum Chemistry
Students explore the concept of graphing data. In this graphing data lesson, students determine the percentage of sugar in bubble gum. Students graph type of gum vs. sugar percentage. Students create a table of their data.
Curated OER
From a Square to a Rectangle
Eighth graders solve problems involving percentage increases and decreases. Using given percentages, 8th graders transform a square into a rectangle. They apply the area formulas for squares and rectangles.Students observe the percent...
Curated OER
Perimeters, Patterns, and Conjectures
Students discover patterns and write conjectures relating to perimeters and polygons. Working in cooperative learning groups, they use manipulatives and graphic organizers to solve problems then answer a series of questions in which they...