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STEM Lessons - Model Eliciting Activity
Students must explore and assess the implications various human and environmental factors are having on the yellow-legged frog population in California. Then, they must choose one avenue to attempt to help save these animals. Some options will work quickly, while others will take time to implement. However, the ones that take longer to implement are generally more likely to be effective for a longer period of time. Students will use knowledge of percentages to calculate population size and will complete research to explore the affects of human impact on the environment and the process of adaptation through natural and artificial selection.
Model Eliciting Activities, MEAs, are open-ended, interdisciplinary problem-solving activities that are meant to reveal students’ thinking about the concepts embedded in realistic situations. Click here to learn more about MEAs and how they can transform your classroom.
Students must choose which type of automotive power plant is the best choice for a car company to use in its upcoming eco-friendly model. The students must make this decision based on characteristics of each power plant, such as efficiency, production cost, and production energy. Students must decide what they feel makes the car most “ecological.” They may choose a very low-polluting car that is very difficult and costly to produce, or one that has more emissions, but uses very limited resources to develop. This lesson could be used to either as an introduction or a follow-up to a lesson about ecology, energy use and conservation, or human environmental impacts.
Model Eliciting Activities, MEAs, are open-ended, interdisciplinary problem-solving activities that are meant to reveal students’ thinking about the concepts embedded in realistic situations. Click here to learn more about MEAs and how they can transform your classroom.
In this MEA, groups of students will evaluate the media for growing plants hydroponically in order to help restore some native species of the Everglades. Students will learn about hydroponics as an alternative agricultural practice, the rock cycle, types of landforms in Florida, and will use different methods to analyze data and arrive to conclusions, as well as present them in a detailed description of procedures and conclusions, including justification and evidence for each decision.
Model Eliciting Activities, MEAs, are open-ended, interdisciplinary problem-solving activities that are meant to reveal students’ thinking about the concepts embedded in realistic situations. Click here to learn more about MEAs and how they can transform your classroom.
Students will explore ways in which energy conservation affects the environment.
Model Eliciting Activities, MEAs, are open-ended, interdisciplinary problem-solving activities that are meant to reveal students’ thinking about the concepts embedded in realistic situations. Click here to learn more about MEAs and how they can transform your classroom.
We are currently being faced with many challenges to the natural resources in our environment. With this activity students can begin to find alternatives to using resources such as soil, in a healthier and an environmental friendly way. This activity can also be used to open up discussion and debate about topics such a quantity versus quality of produce as well as cost and demand.
Model Eliciting Activities, MEAs, are open-ended, interdisciplinary problem-solving activities that are meant to reveal students’ thinking about the concepts embedded in realistic situations. Click here to learn more about MEAs and how they can transform your classroom.
The purpose of this MEA is to have students explore human impact on Earth as well as to look at workable solutions that they can implement in order to minimize this impact. This MEA focuses on water sustainability as defined by the EPA and requires that the students explore several Low Impact Development (LID) options to implement at school.
Model Eliciting Activities, MEAs, are open-ended, interdisciplinary problem-solving activities that are meant to reveal students’ thinking about the concepts embedded in realistic situations. Click here to learn more about MEAs and how they can transform your classroom.
This Model Eliciting Activity (MEA) presents students with the real-world problem of contaminated drinking water. Students are asked to provide recommendations for a non-profit organization working to help a small Romanian village acquire clean drinking water. They will work to develop the best temporary strategies for water treatment, including engineering the best filtering solution using local materials. Students will utilize measures of center and variation to compare data, assess proportional relationships to make decisions, and perform unit conversions across different measurement systems.
In this MEA, students will decide how many wolves to introduce into Yellowstone National Park's ecosystem. The number of wolves could influence many factors, from the tourism industry to local farming businesses, as well as the populations of other species in the area. Students must choose to introduce the number of wolves they feel will be most beneficial to the preservation of Yellowstone National Park as determined by the mission statement of Yellowstone and the National Park Service.
Model Eliciting Activities, MEAs, are open-ended, interdisciplinary problem-solving activities that are meant to reveal students’ thinking about the concepts embedded in realistic situations. Click here to learn more about MEAs and how they can transform your classroom.
Original Student Tutorials Science - Grades K-8
Explore the loss of forests due to human impacts in this interactive tutorial.
Explore desertification and the impact people have on it as you complete this interactive tutorial.
Student Resources
Original Student Tutorials
Explore desertification and the impact people have on it as you complete this interactive tutorial.
Type: Original Student Tutorial
Explore the loss of forests due to human impacts in this interactive tutorial.
Type: Original Student Tutorial
Lesson Plans
This lesson introduces students to complex systems and to basic concepts from the field of system dynamics that lie at the heart of systems thinking. These concepts include stocks and flows, feedback loops, unintended consequences, and the basic principle that the behavior of complex systems can best be understood by looking at the system as a whole, and specifically by analyzing the system’s underlying structure. The lesson introduces these topics through an immersion in (and a role-play simulation of) the dynamics of urban recycling systems, many of which have been thrown into crisis in the past two years. Through this current-affairs example of complex systems in crisis, we identify some key structural features that help to explain how these systems behave over time. We also discover how well-intentioned action can cause negative unintended consequences when we try to intervene in a complex system without understanding how it operates.
Type: Lesson Plan
The purpose of this lesson is to introduce students to the concept of sea level rise as it occurs through climate change by having them examine 3 specific parameters: ice distribution, thermal expansion, and analyzing and interpreting data. The lesson and activities within the lesson were designed using the three dimensions of the Framework for K-12 Science Education and the Next Generation Science Standards – specifically crosscutting concepts, science and engineering practices, and disciplinary core ideas. While there isn’t any required pre-requisite learning required for this lesson, a general understanding of sea-level rise, glaciers, and climate may be beneficial to students. During classroom breaks, pairs of students will develop/discuss their models, revise their interpretations of their models or data, and think-pair-share their thoughts on the investigation segments.
Type: Lesson Plan
Perspectives Video: Expert
Water quality is extremely important to the aquatic ecosystem, and human activities all over the country can impact the water around the Florida Keys. Dive in and learn more!
Download the CPALMS Perspectives video student note taking guide.
Type: Perspectives Video: Expert
Perspectives Video: Professional/Enthusiast
Sometimes scientists conduct a census, too! Learn how population sampling can help monitor the progress of an ecological restoration project.
Type: Perspectives Video: Professional/Enthusiast
Parent Resources
Perspectives Video: Expert
Water quality is extremely important to the aquatic ecosystem, and human activities all over the country can impact the water around the Florida Keys. Dive in and learn more!
Download the CPALMS Perspectives video student note taking guide.
Type: Perspectives Video: Expert
Perspectives Video: Professional/Enthusiast
Sometimes scientists conduct a census, too! Learn how population sampling can help monitor the progress of an ecological restoration project.
Type: Perspectives Video: Professional/Enthusiast