CK-12 Foundation
Pythagorean Theorem for Solving Right Triangles: Solving the Triangle
Observe the change in the trigonometric ratios as angles vary. An interactive provides the values of trigonometric ratios for both acute angles in a right triangle. Pupils create a right triangle to match given criteria and find the...
Curated OER
Rates and Proportions
Learners read a cookie recipe and complete a worksheet that asks them to establish ratios and proportions for various ingredients in the recipe.
Curated OER
Media Arts: Creating Great Audio for Video
Students learn the basic concepts necessary to produce broadcast quality audio recordings of human speech, which can then be used in professional radio or television productions.
Curated OER
Gears and Proportions
Students explore gears. In this simple machines and ratio instructional activity, students view a video clip in which front and rear bicycle gears are explained. From a set of gear combinations and gear ratios, students identify high...
Yummy Math
Curiosity Landed on Mars
Out of this world math and science are mixed together on a worksheet that would be a great enrichment activity classrooms that are studying our solar system. The information presented is best suited toward middle school math, and...
Curated OER
Math and Your Local Restaurant
Connect ratios, fractions, scale factor, percents, and elapsed time to restaurants.
National Research Center for Career and Technical Education
Health Science: Back to Basics
This lesson focuses on unit conversion, proportions, ratios, exponents, and the metric system. Discuss measurement with your math class and demonstrate how to solve several health-science word problems. Give learners a chance to visit an...
Curated OER
A Slice of Pi
Math pupils, by viewing a video, discover the history of pi and some of the applications of its uses in the world today. They conduct an experiment by measuring the diameter and circumference of various circular objects to calculate...
Curated OER
Number Theory
Learners explore the concept of number theory. They discuss an assortment of number theory topics such as prime numbers, composite numbers, GCF, modular arithmetic, and others in a lecture style discussion. Pupils view videos about these...
Curated OER
Build Your Dream Science Lab
Would your ideal science lab be filled with bubbling beakers and zapping Tesla coils? Or would it contain state-of-the-art computer technology and data analysis? Dream big with an innovative lesson that connects math and language arts...
Workforce Solutions
Miniature Gulf Coast Project
Scholars show what they know about data collection and analysis with an activity that examines a smaller population of Houghton, Texas. Independently or in pairs, learners identify their research question, gather, graph, and analyze...
American Chemical Society
Energy Levels, Electrons, and Ionic Boding
Learners see how electrons are transferred in the bonding of NaCl. They then create models of NaCl using styrofoam balls and toothpicks to assist them in explaining the formation of ions and ionic bonding.
Curated OER
Flipping For Math
Seventh graders create a video of different formats to deliver a presentation of a math concept such as square roots, decimals, fractions, and more. In this math presentation lesson plan, 7th graders can plan a rap video, story,...
Curated OER
Earth and Space Science: Let it Flow
Students engage in a lesson plan in which volcanoes be explored and examined. After watching a video, students create volcanoes out of clay.
Curated OER
The Shapes of Flight
Learners explore interaction between mathematics, science, and technology as they look at process of researching, developing, testing, and evaluating airplane design. They calculate glide ratio for model paper airplane by using data...
Curated OER
Finding the Structure: Pieces of the Puzzle
Students gather information about DNA. For this biology lesson, students watch video clips of scientists discussing their contribution to the understanding of DNA, then work a puzzle correlating information to scientist. Lesson includes...
Alabama Learning Exchange
Investigating the Weather
Learners study, record, and predict weather. They work in groups to create a weather word wall, research and make a barometer, and create a video about weather. They use the Internet to research weather.
Curated OER
The Boys of Baraka
Students view a video about the experience of boys from West Africa in the American school system. They discover how one's environment can affect them in the classroom. They write about the experience from different points of view.
Curated OER
Deep Sea Drilling
Students explore ocean vessels that drill the ocean floor. In this ocean drilling lesson, students watch videos about drilling the ocean floor and discuss. Students get into groups, go outside and use string to mark off the amount of...
Curated OER
Exothermic vs. Endothermic
The PowerPoint opens with video footage of the decomposition of nitrogen triiodide and then explains it with diagrams. Graphs of exothermic and endothermic reactions are exhibited, as well as one for the effect of a catalyst on reaction...
Cornell University
Atomic Bonding
Explore the connection of surface area to bonding within atoms. Learners complete lab investigations to model changing surface area with different sizes and concentrations of atoms. A flour fireball demonstration follows the labs to...
Cold Spring Harbor Laboratory
Genetic Inheritance Follows Rules
Rules are not meant to be broken in genetics. Scholars learn to build Punnett squares to track the inheritance of dominant and recessive traits in an interactive animation activity. Online questions help individuals reflect on their...
Charleston School District
Equations of Linear Functions
Teaching linear function relationships using contextual information is beneficial to pupils' understanding. The lesson uses problem solving to build linear functions given different information for each problem. This is the second in a...
Curated OER
Lesson Plan: Using Maps and Scales to Get to the Basketball Hall of Fame
Learners view a quicktime video of basketball players going from Atlanta to Springfield, Mass. In this scaling lesson, students use a map to calculate the distance of the trip and the length of travel time. Learners apply ratio and...