Curated OER
What's in Wetland Soil?
Students examine the organic and inorganic components of soil. In this environmental science lesson plan, students identify the factors that influence soil formation. They collect soil samples, conduct tests, and analyze the results.
Curated OER
Scaling the Blues
Students identify musical characteristics of blues music and define the term 'scale.' They identify chromatic, major, pentatonic, and blues scales and label each key on a keyboard using letter names, sharps and flats.
Curated OER
Math
Students solve addition, subtraction, multiplication, and division problems that focus on serving size and counting 5 A Day.
Curated OER
A Thin Slice of Soil
Young scholars examine the importance of soil in the production of what we eat and wear, and analyze the percentages of the earth used for food production. They create their own Pyramids of Life, and construct Dirt Babies out of hosiery,...
Curated OER
Examining Estimation
Second graders participate in various activities which help them explain and explain the difference between an estimate and an exact amount.
Curated OER
Using Negative Numbers
Sixth graders practice using negative numbers by completing number equations. In this math problem solving lesson, 6th graders discuss the different ways negative numbers can be used in a math problem and practice completing...
Curated OER
Aldridge Sawmill - The Story in Numbers
Seventh graders practice math skills while becoming familiar with Texas' "Boom & Bust" economy and the natural history of the east Texas Piney Woods. They utilize worksheets and websites imbedded in this plan.
Curated OER
Aldridge Sawmill -- The Story in Numbers
Seventh graders view a recent transparency of the average rainfall zones of the state of Texas. Using another transparency, they identify the Piney Woods subregion of the Gulf Coastal Plain and locate national forests and sawmills. ...
Curated OER
Astronomical Scales
Pupils describe the different units of measurement. In this space science lesson, students calculate astronomical distances using a scale. They explain the significance of using scientific notation in expressing very small or very...
Curated OER
Menu Mania
Students explore the concept of estimating by watching a video, and discussing the strategies for estimation. They estimate the costs for various menu items, then calculate the exact amount spent.
Illustrative Mathematics
Illustrative Mathematics: Finding Common Denominators to Subtract
Part (a) of this task asks students to use two different denominators to subtract fractions. The purpose of this is to help students realize that any common denominator will work, not just the least common denominator. Part (b) does not...
Illustrative Mathematics
Illustrative Mathematics: Finding Common Denominators to Add
Part (a) of this task asks students to find and use two different common denominators to add the given fractions. The purpose of this question is to help students realize that they can use any common denominator to find a solution, not...