Curated OER
Who Does the Lottery Benefit?
Students investigate the pros and cons of the lottery. In this algebra lesson, students use the formulas for permutation and combination to test their arguments about the lottery. They collect data about their argument and plot it on a...
Curated OER
How Rich Is Rich?
Second graders read "Alexander, Who Used to Be Rich, Last Sunday" by Judith Viorst. They watch a video of the book and identify and record amounts of money mentioned in the story. They investigate money-related websites.
Curated OER
Lara's Equiprobable Dice
Pupils try some new exercises involving probability. These are, first of all, that the probability of getting a given total when two dice are rolled is equal to the number of possible ways of getting that total, divided by 36 (the number...
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
Triangle Sums
Fourth graders determine a way to place numbers in the nine circles that are arranged in a triangular pattern so that each side has an equal sum. They use each number once and practice adding single digit numbers.
Curated OER
Speed Is the Key
Students design and build a model downhill ski course that proves to be the fastest course at the Finish Line. They apply what they explore angles, slope, speed, and surface conditions to find the fastest course in the US.
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
Irregular Fractals
Students study and research irregular fractals and construct a few based on their research. Students practice pattern recognition skills and plane geometry skills calculating dimensions on the Fractured Pictures activity.
Curated OER
Give Me Five, Cents That Is
Students explore coins, especially the nickel, through a toy cash register, worksheet, and paper nickels.
Curated OER
Identify the Pattern
Third graders develop a pattern using bean bags. They could kick the bean bag in the air with their left leg a certain number of times, etc. They work in pairs and trade off completely the patterns with one another.