Projects
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Primary School
We strive to make learning fun and effective by providing stimulating experiences that drive kids’ curiosity about science. Our engaging activities and videos draw children in so they can explore topics on their own terms.
Elementary school
We provide a rich collection of resources designed to enhance your student's reading comprehension skills as they explore the world of science and engineering.
Middle School
Bring science to life with stemk12usa.com’s hands-on activities that provide an interactive experience for middle schoolers! Our website offers plenty of opportunities to engage in real-world experiments that can be done right at home or in the classroom!
High school
Our grade-specific resources are designed to help high school students improve their knowledge and understanding of science and engineering topics. Our courses are tailor-made to meet the needs of each grade level.
Lessons
Our lessons are tailored to help you learn science more efficiently and with more clarity. We provide concise information on scientific principles, theories and practices, for beginners and experts alike.
STEM Activities
Our STEM activities are tailored to all levels of learners, from elementary to high school. Whether you’re exploring physics or chemistry, we have the activities for you.
Courses
Our interactive visuals make it easy for you to understand complex concepts by providing a better visual representation of key ideas. Plus, we also offer quizzes and simulations to test your understanding of topics covered in our courses.
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Models are powerful tools that help us understand the world around us. In the scientific community, models are used to explain observations, make predictions, and test hypotheses.
One of the great things about models is that they can be used to represent a wide variety of phenomena. For example, models can be used to represent things as small as atoms or as large as the universe.
There are different types of models, and each type has its own strengths and weaknesses. One type of model is a physical model. Physical models are actual physical objects that represent something else. For example, a globe is a physical model of the Earth.
Another type of model is a mathematical model. Mathematical models are equations or sets of equations that represent something else. For example, a model of the Earth’s orbit around the sun could be represented by the equation: x = cos(t) + sin(t), where x is the position of the Earth and t is time.
Mathematical models have the advantage of being able to be scaled. For example, the model of the Earth’s orbit could be used to predict the orbit of a much smaller object, such as a planet.
Models are also used in simulations. A simulation is a computer program that uses a model to predict what will happen in a real-world system. For example, a weather simulation program uses a model of the Earth’s atmosphere to predict the weather.
Simulations have the advantage of being able to study things that are too large or too small to study in the real world. For example, a simulation of the universe can help us understand the formation ofgalaxies and the behavior of dark matter, which are difficult to observe directly. Simulations can also test theories and hypotheses in a controlled environment, allowing researchers to make predictions and see how they play out. Additionally, simulations can be used to create virtual prototypes of products, allowing engineers to test and refine designs before physically building them. Overall, simulations are valuable tools for exploring complex systems, making predictions, and identifying trends and patterns that may not otherwise be visible.
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