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Lesson Plan
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EngageNY

Adding and Subtracting Rational Expressions

For Students 10th - 12th Standards
There's a fine line between a numerator and a denominator! Learners find common denominators in order to add and subtract rational expressions. Examples include addition, subtraction, and complex fractions.
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Lesson Plan
Curated OER

How Many Cells Are Born in a Day?

For Teachers 8th - 12th
Students predict the number of cells after a series of cell divisions.  In this cells lesson students create a graph of their results and create a patterned drawing. 
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Lesson Plan
Curated OER

Seeing What You Cannot See--RADAR

For Teachers 4th - 8th
Student imitate mapping the ocean floor using the basic concepts of radar. Then they explain what radar is and how it workds. All of their measurements are recorded on a data sheet. Then the data is entered into a spreadsheet program. A...
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Lesson Plan
Curated OER

Polynomial Divisions

For Teachers 8th - 10th
Students factor polynomials and use long division t solve problems. In this algebra lesson, students find the zeros of polynomials by synthetic and long division. They perform operation using complex numbers.
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Lesson Plan
Curated OER

Tower Power

For Teachers 5th - 6th
Students explore basic building and engineering concepts by constructing a structure that supports weight. They demonstrate an understanding of basic business concepts by estimating the cost and value of a building.
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Lesson Plan
Curated OER

Digging Detectives

For Teachers 4th - 7th
Students demonstrate basic procedures for archeological excavations. They explore an archeological site, students using various archeological methods and techniques to determine some of the aspects of past life and culture.
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Lesson Plan
Curated OER

DNA AND BLOOD TYPING

For Teachers 9th - 12th
Students list three descriptive characteristics and three functions of DNA, describe two ways that genetics is important in a forensic investigation, and list the four major human blood types.
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Lesson Plan
Curated OER

Multiplying Decimals and Mixed Numbers

For Teachers 6th - 8th
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.
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Lesson Plan
Curated OER

What Does My Bacteria Look Like?

For Teachers 9th - 12th
Students identify Gram positive and Gram negative bacteria using staining techniques. Students research importance of identification of bacterial types in diagnosing bacterial diseases.