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Lesson Plan
Cornell University

Splitting Water with Electricity

For Students 9th - 12th
Explore how electricity splits water molecules into hydrogen and oxygen. Learners begin by calculating the voltage necessary to separate the water. They then perform the experiment and measure the ratio of hydrogen and oxygen bubbles.
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Lab Resource
Colorado State University

Why Do Raindrops Sometimes Land Gently and Sometimes with a Splat?

For Teachers 6th - 12th
A mouse can fall from large heights without injury! Air resistance is a large influence on small falling objects. In an exploratory lesson, young scholars build a raindrop bottle to compare the falling rate of different-sized objects.
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Lesson Plan
Science Matters

Plot Study

For Teachers 3rd - 5th
Small groups investigate plots of land to discover how abiotic and biotic factors interact. After recording their findings, scholars share observations with peers and self-reflect on the learning process. 
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Assessment
Concord Consortium

Look High and Low

For Students 7th - 12th
From the highest high to the lowest low here's a resource that won't fall flat. Given data on the area and the highest and lowest elevations of each of the 50 states, learners decide which states are the least flat and the most flat. Of...
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Activity
Howard Hughes Medical Institute

Stickleback Evolution Virtual Lab

For Students 9th - 12th Standards
How quickly do animals evolve? Can comparing different samples of the same fossil answer timeline questions? Scholars use virtual labs to examine fossils and learn about stickleback evolution. They compare pelvic morphology in lakes...
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Lesson Plan
Curated OER

Old Poly Factoring

For Teachers 9th - 11th
Students are given a set of Old Poly cards and then match polynomials to their factored forms in a game of Old Maid. They complete a worksheet for assessment.
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Lesson Plan
Curated OER

Area

For Teachers 3rd - 4th
Students examine the mathematical concept of area. These activities and discussions may be used to develop students' understanding of this mathematical concept and will enable students to calculate the area of a random shape on a grid.
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Lesson Plan
Curated OER

Rational Expressions

For Teachers 9th - 11th
Pupils simplify rational expressions. In this algebra instructional activity, students solve rational equations using multiplication and division. They apply properties of exponents and negative exponents to solve the problems.
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Worksheet
Curated OER

Factoring Completely

For Students 9th - 11th
In this algebra worksheet, students factor out polynomials using the GCF. They identify special patterns or formula and factor those out first. There are 11 polynomial problems of different degrees.
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Lesson Plan
Curated OER

How Simple Is Your Rational Expression?

For Teachers 8th - 10th
Investigate simplifying rational expressions. Learners define rational expressions, review how numerators and denominators are polynomials and complete several problems using a checklist to ensure they don't skip any steps. Work can be...
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Lesson Plan
Curated OER

To Quote or Not to Quote

For Teachers 6th - 10th
Introduce your middle and high schoolers to the correct use of quotation marks. They identify examples of correct and incorrect quotations in magazines and edit a paragraph in groups. Use this lesson as a way to reinforce proofreading...
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Lesson Plan
Pennsylvania Department of Education

Multiplication Using Arrays

For Teachers 2nd - 4th
Explore the concept of multiplication by using arrays. Classmates use arrays to gain a better understanding of multiplication. They break arrays apart to model the distributive property of multiplication over addition. The relationship...
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Lesson Plan
Curated OER

Does Your Rectangle Have Guts?

For Teachers 3rd - 4th
Does it? Kids find the perimeter and area of different shapes to assess whether their rectangle has guts. In addition to finding the area of a rectangle, learners work to find the area of a trapezoid. All worksheets are included. 
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Lesson Plan
Curated OER

Math Game Using A Tic-Tac-Toe Board

For Teachers 1st - 6th
Elementary schoolers play a math game using a Tic-Tac-Toe Board. This simple idea can be used with virtually any grade level. A team of learners are the "O's," and the other is the team of "X's." Each time a team gets a problem correct,...
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Lesson Plan
Curated OER

Appliqué Bedcover

For Teachers 3rd - 6th
Students examine the process of creating patriotic American appliqué designs. They research American patriotic appliqué quilts, list American symbols, and design and create their own paper appliqué designs.
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Lesson Plan
Curated OER

Activity 2: Disappearing Drainage - the Incredible Shrinking Everglades Watershed

For Teachers 7th - 9th
Students examine drastic changes in Florida Everglades watershed, compare and contrast two watershed maps, discuss effects of addition of agriculture, loss of wetlands, and introduction of Water Conservation Areas, and predict condition...
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Worksheet
Curated OER

Math Crossword Puzzle

For Students 4th - 5th
This math vocabulary and computation crossword puzzle has learners read 12 clues, solve them and put the answer in a crossword puzzle. There is no word bank for the puzzle which features basic math vocabulary. Example: Do this to get a...
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Lesson Plan
Curated OER

Volume and Surface Area, A Sweet Activity

For Teachers 1st - 12th
Geometry.... sweet! Using sugar cubes, learners build rectangular prisms of different sizes and shapes. They glue them together and assess volume. Then they color the outer sides to visualize and compute surface area. To make a visceral...
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Lesson Plan
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Curated OER

Trina's Triangles

For Teachers 8th - 11th Standards
Practice evaluating polynomial expressions at the same time you find Pythagorean Triples. Look for patterns and find examples when the "formula" does and doesn't work. Finally, verify the formula by proving the identity true.
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Lesson Plan
Curated OER

Pop-it...Stop-it

For Teachers 8th - 11th
Learners observe how certain geometric shapes can be used to make some structures rigid and others flexible. The activity involves construction of a 30-60 right triangle, folding while following directions, and identifying polygons.
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Lesson Plan
Curated OER

Christopher Columbus

For Teachers 1st
Help first graders gain an understanding of the beginnings of our nation by learning more about Christopher Columbus. They begin by listening to a read aloud of Christopher Columbus and His Voyage to the New World (another title could be...
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Worksheet
Curated OER

Math: Greater Than, Less Than, Equals

For Students 2nd - 4th
Elementary schoolers learn about using the symbols for greater than, less than and equal to. They answer nine questions using the information they learned. The answers are on the last page of the packet.
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Lesson Plan
Curated OER

Triangles and Things

For Teachers K - 2nd Standards
Young learners listen to the story book The Greedy Triangle as the teacher introduces new polygon shapes. They use geometric stencils to trace a quadrilateral, a pentagon, a hexagon, and an octogon onto a foldable notepad. They identify...
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Worksheet
Curated OER

Differentiation Using the Quotient Rule

For Students 11th - 12th
In this calculus worksheet, students use differentiation to solve problems. They apply the quotient rule as they solve rational expressions. There are 19 questions with an answer key.

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