Cornell University
Splitting Water with Electricity
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.
Science Matters
Plot Study
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.
Howard Hughes Medical Institute
Stickleback Evolution Virtual Lab
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...
Curated OER
Old Poly Factoring
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.
Curated OER
Area
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.
Curated OER
Rational Expressions
Learners simplify rational expressions. In this algebra lesson, students solve rational equations using multiplication and division. They apply properties of exponents and negative exponents to solve the problems.
Curated OER
Factoring Completely
In this algebra activity, 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.
Curated OER
How Simple Is Your Rational Expression?
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...
Curated OER
To Quote or Not to Quote
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...
Pennsylvania Department of Education
Multiplication Using Arrays
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...
Curated OER
Does Your Rectangle Have Guts?
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.
Curated OER
Math Game Using A Tic-Tac-Toe Board
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,...
Curated OER
Activity 2: Disappearing Drainage - the Incredible Shrinking Everglades Watershed
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...
Curated OER
Math Crossword Puzzle
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...
Curated OER
Volume and Surface Area, A Sweet Activity
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...
Curated OER
Appliqué Bedcover
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.
Curated OER
Trina's Triangles
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.
Curated OER
Pop-it...Stop-it
Students 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.
Curated OER
Christopher Columbus
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...
Curated OER
Triangles and Things
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....
Curated OER
Differentiation Using the Quotient Rule
For 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.
Virginia Department of Education
Relationships Round Robin
Mathematics is all about patterns. Young mathematicians analyze geometric patterns to write algebraic expressions. They use the expressions to predict future stages of the patterns.
Curated OER
Math: Greater Than, Less Than, Equals
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.
CCSS Math Activities
Scatter Diagram
Don't let a great resource scatter to the winds. Pupils analyze two sets of test scores on a scatter plot. They draw a line of best fit and use it to make predictions about the test scores. They also consider any apparent trends in the...