Curated OER
The Truth About Triangles and Squares
Fourth graders investigate the patterns associated with both triangular and square numbers. They use counters as manipulatives to depict the numbers as needed but focus on problem solving using mental math techniques.
Curated OER
Budgeting 101
Students identify various sources of income and discern between needs and wants as they also learn to create a personal budget. In this personal budget lesson, student understand financial scenarios as they relate to different ways...
Curated OER
How Many Bears in the Forest?
Third graders model the tag and recapture of bears and use proportions to estimate the population of the bears in their forest. This is a statistical sampling method used by scientists and naturalists to determine population numbers.
Curated OER
Ohio Census 1990 & 2000
Students use Ohio census data to solve problems, make comparisons, draw conclusions, and support predictions related to Ohio's population. They interpret and work with pictures, numbers and symbolic information.
Curated OER
Energy Choices
Students add and multiply decimals to complete gas choice worksheets. They discover which gas supplier has the best gas prices. Students collect and interpret data about local natural gas suppliers and use this information...
Curated OER
Composing Music Mathematically
Students recognize relationships between mathematics and music by identifying the frequency and volume of a pure tone. Students discover that sound can be represented as a function and collect pure tones to generate smooth curves.
Curated OER
Wind, Pressure, Force, Calculus and Engineering Connections
Twelfth graders solve first order differential equations using the separation of variables technique. In this calculus lesson, 12th graders explain the connection between math and engineering. They brainstorm what engineers do in real life.