Curated OER
Math: Road Trip
Twelfth graders use road maps to calculate the distance between two locations. They estimate the cost for fuel and the miles per gallon. They consider other factors such as geography, road conditions, and traffic that may impact the cost.
Curated OER
Investigate Factors Affecting Nitrates in Groundwater
Students participate in an experiment in which they investigate the factors affecting the levels of nitrates in groundwater. Using examples, they explain the nitrogen cycle and identify the sources of chemical nitrogen fertilizers. ...
Institute of Electrical and Electronics Engineers
Wind Tunnel Testing
One of the factors that automotive engineers must consider is wind drag. The less wind drag, the more efficient the car will be. They perform many tests in wind tunnels, then refine their designs and test again. Using simple materials,...
Curated OER
Metabolism & Enzymes
More extensive than just a general overview of digestion and reactions, this slide show gives information about all areas of enzyme function. Topics like the chemistry behind efficiency of enzymes, factors that affect speed of reaction,...
Curated OER
The Health Triangle
What else does physical health include besides exercise and nutrition? How can I support my mental health? Does social health just refer to relationships with friends? How are all of these questions vital to the body's overall efficiency...
University of Minnesota
Your Incredible Memory
Test the efficiency of your memory! Scholars test each other's memory as they explore factors that affect memory retrieval. Through experimental analysis, they discover there are different types of memory, which has an impact on the...
Curated OER
An Exploration of Wind Energy and Wind Turbines
How is wind produced and is it a good source for energy production? Get some air moving in your class. Learners take a pre-test, watch a demonstration of how electricity can be generated by wind energy, test different turbine factors for...
Curated OER
Fun with Electromagnets
Junior scientists work in groups to construct electromagnets. They experiment by varying number of wraps around the nail, the diameter of the nail, and the type of metal the nail is made of to see if any of these factors has an effect on...
EarthEcho International
Investigating How Electricity is Generated
What is the real cost of electricity? The real cost is not just the price you pay, but the environmental and economic costs as well. Scholars build, use, and judge the effectiveness of a turbine. They also investigate the environmental...
Curated OER
Improving the HVAC System
Students describe the components of an HVAC system and determine which factors influence how efficient the system can be. They work together to develop hypotheses about the systems and their cost effectiveness and efficiency.
Curated OER
Properties of Matter (Biomaterial Through Nanotechnology)
Students investigate friction between different surfaces. In this physics instructional activity, students research biomaterials that can reduce friction. They calculate efficiency using a mathematical formula.
Curated OER
Snack Attack: Food Packaging Activity
Students design and create packaging material for food. In this snack attack instructional activity, students design a package to protect a food item from heat and water. Students consider costs of materials, design, and test the package...
Curated OER
Jelly Bean Statistics
Learners develop a process of packing jelly beans efficiently. For this math lesson, students explain the quality control methods they designed. They construct histograms using Excel spreadsheet.
EngageNY
Deriving the Quadratic Formula
Where did that formula come from? Lead pupils on a journey through completing the square to discover the creation of the quadratic formula. Individuals use the quadratic formula to solve quadratic equations and compare the method to...
EngageNY
Choice of Unit
Explore using units with scientific notation to communicate numbers effectively. Individuals choose appropriate units to express numbers in a real-life situation. In this 13th lesson of 15, participants convert numbers in scientific...
California Academy of Science
Exploring Our Growing Need for Water
Pupils explore the amount of water people use in agriculture and for personal use. They compare water usage for various crops to that of raising animals before considering solutions for increased access to safe drinking water worldwide....
Curated OER
Exercise What Can I Do For My Heart?
Fifth graders comprehend the benefits of daily physical activity and are taught the factors that affect physical performance. They relate ways that aerobic exercise strengthens and improves the efficiency of the heart and lungs. ...
Curated OER
Production Methods
Learners examine the different methods of production. They relate the new concepts to different production contexts. They identify the external factors that influence firms.
Curated OER
The Labour Market: Flexibility
Learners look at the issues surrounding labour market flexibility. They will produce a short summary outlining the relevance of the factor to the operation of the labour market.
Curated OER
Cytoplasmic Streaming
Young scholars prepare successful wet mount slide of Elodea. They determine and identify environmental conditions that induce cytoplasmic streaming. They determine the positive aspects of cytoplasmic streaming. They illustrate knowledge...
Curated OER
Chapter 5 Solving Problems
Learners explore the concept of algebra topics. For this algebra topics lesson, students solve linear and quadratic equations. Learners solve systems and factor equations. Students practice problems involving perfect square trinomials...
Curated OER
Exploring Quadratic Graphs
Students solve quadratic equations using graphs. In this algebra lesson, students factor quadratic equations and graph their answer. They discuss the shape of their graph based on the function.
Curated OER
An Exploration of Wind Energy and Wind Turbines
Students examine how wind is produced and what makes a good wind energy site. In this wind energy lesson students identify the major parts of a wind turbine and list design factors that produce efficient wind turbines.