Curated OER
Ratios (Cost of a Habit)
Middle schoolers consider an individual habit and its cost. They study ratios and proportions, and use that knowledge to calculate the cost of a habit over extended periods of time. write a detailed comparison of the costs.
Curated OER
Multiplying Decimals and Mixed Numbers
Students multiply decimals and/or mixed numbers. They explore the effects of multiplying decimals and mixed numbers. They practice estimating answers when a number is multiplied by a decimal or mixed number.
Curated OER
Surface Area and Volume
Students are introduced to the notion of surface area and volume. Students review surface area and volume by finding the area of a two-dimensional shape. They practice using the computer to create different surface area shapes.
Curated OER
Intro To Probability
Students investigate the concepts related to the practice of using probability. They review the use of mean, median, and mode within the context of previous instruction. Students predict outcomes and calculate them in small groups. The...
Pennsylvania Department of Education
Analyzing Numeric and Geometric Patterns of Paper Pool
Learners use concrete and pictorial representation of geometric patterns to extend patterns. In this geometric patterns lesson plan, students identify patterns and extend them.
Curated OER
Pumped Up Gas Prices
Students spend one month keeping track of the mileage and gasoline amounts they or their family has used. Information is entered into a spreadsheet to help calculate the average gas prices over time.
Curated OER
Code Breakers
Students collect data and make a frequency table, change ratios into percents, and analyze data to make predictions.
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
Properties of Fractals
Pupils build a working definition of a regular fractal, they measure the concepts of dimensions and scale, they explore the concept of a logarithm and they attempt to solve simple exponential equations for the exponent both by trial and...
Curated OER
Introduction to Economics
Students develop the concept of supply and demand. In this economics lesson, students listen to a lecture and take notes on supply and demand. Students create a coherent set of notes about supply and demand.
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
Are You Absolutely Sure of the Value?
Seventh graders develop an examineing of absolute value through real world situations. They develop an examineing of when absolute value can be used in a given situation.