Middle School Education
All Middle School Resources
- Baggie Chemistry
Household chemicals mixed in a baggie produce dramatic results.
- Boiling Point
This model allows you to explore why polar and non-polar substances have very different boiling points.
- Build and Test a Model Solar House
Construct and test the energy efficiency and solar heat gain of a cardboard model house.
- Can We Feed the Growing Population?
The availability of resources affects how much food we can produce. Explore the interconnected resources that make up our agricultural system.
- Ceramic Forces
Explore what happens when a force is exerted on a ceramic material.
- Charged and Neutral Atoms
Explore the role of charge in interatomic interactions.
- Comparing Attractive Forces
Explore different attractive forces between various molecules.
- Comparing Dipole-Dipole to London Dispersion
Investigate the difference in the attractive force between polar and non-polar molecules.
- Comparing Motion to Trajectory with the Qualitative Grapher
Gain insight into the difficulties students face in learning to interpret graphs
Use a model to study the effect of a consumer (rabbits) on two species of producers (grass and weeds).
- Conduction: Combine Heat Capacity and Conductivity
This model shows the combined effects of heat capacity (the ability to store heat) and conductivity (the ability to let heat pass through).
- Conduction: Heat Conduction Through Materials
Observe the rate of heat flow through materials with different conductivities.
- Conduction: The Effect of Temperature Difference
Observe the effect of temperature difference on the flow of heat.
- Conduction: The Effect of Wall Thickness on Heat Conduction
Compare the flow of heat through different thicknesses of material.
- Convection: Blowing Wind
Observe the motion of air around and through a building when the wind is blowing.
- Convection: Forced Convection
Observe how forced convection can change an object’s surface temperature and cool it down rapidly.
- Convection: Natural Convection
This model illustrates the difference between conduction and convection in the transfer of heat.
- Convection: Natural Convection Inverted
This model shows how convection works when the heat source is at the top of a space rather than at the bottom.
- Convection: Slow Down Convection
This model explores how natural convection can be reduced with barriers.
- Convection: The Stack Effect
Observe the effect of leaks in the walls and roof on the air circulation in a heated house.
- Describing Velocity
Learn about velocity-time graphs and their connection to corresponding position-time graphs, and determine velocity during different intervals.
- Dew Point
Figure out the dew point temperature for your classroom.
Investigate how the random motion and collisions of particles results in diffusion.
- Diffusion Across a Semipermeable Membrane
Explore the role of pore size in the diffusion of a substance across a membrane.
- Diffusion and Molecular Mass
Explore the role of a molecule's mass with respect to its diffusion rate.
- Diffusion and Temperature
Explore the role of temperature in the rate of diffusion of a substance.
- Diffusion of a Drop
Explore the random molecular motion of a dye in water.
- DNA to Protein
Explore how the code embedded in DNA is translated into a protein. Transcription of DNA and translation of mRNA are modeled.
- Earthquakes Around the World
In this activity you will use a computer model to investigate earthquakes and volcanic eruptions.
- Evaporative Cooler
How can the cooling effect of evaporating water be used for air conditioning?
- Exponential Decay
Learn to use exponential decay equations and interpret graphs of real-world situations.
- Exponential Growth
Learn to use exponential functions to model several real-world situations.
- Factors Affecting London Dispersion Attractions
Explore the role of size and shape in the strength of London dispersion attractions.
- Graphing Exponential Equations
Learn to graph exponential functions by connecting ordered pairs.
- Graphing Quadratic Equations
Students learn to graph a quadratic equation using the coordinates of the vertex of a parabola and its x-intercepts.
- Greenhouse Effect in a Greenhouse
Relate changes in sunlight to the temperature of air trapped in a container.
- Greenhouse Light and Temperature
By using a temperature sensor, we can relate changes in sunlight to the temperature of the air being trapped in a container.
- Heat and Light from Electricity
How does energy change from one form to another?
- Heat Storage Depends on Size
Measure how size affects the flow of heat energy from a warm to a cold object.
- Heat Storage Depends on Specific Heat
Measure how specific heat affects the flow of heat energy from a warm to a cold object.
- How Fast Am I Moving?
Investigate the relationship between slope and velocity on a position-time graph.
- How Loud, How High?
Explore the frequency, wavelength, amplitude and velocity of sound waves.
- Hydrogen Bonds: A Special Type of Attraction
Explore the polar molecule interactions known as hydrogen bonds.
- Intermolecular Attractions and States of Matter
Explore how states of matter are related to the strength of intermolecular attractions.
- Inverses of Functions
Learn to graph the inverses of a series of discrete and continuous functions.
- Launching a Satellite
Study how to fire something into space.
- Leaf Photosynthesis
This NetLogo model of leaf photosynthesis shows the macroscopic outcome of the reaction.
- Linear Equations: Points, Intercepts, and Slopes, Oh My!
Students learn to graph lines using the x- and y-intercepts of equations, as well as how to graph a line when given an equation in point-slope form.
- Linear Equations: Ski Slope
Learn about the numeric representation of the slope of a line, including using rise and run to graph lines with a given slope.
- Maintaining Steady Temperature
Explore how temperature swings in a house can be moderated.
- Making Waves
Investigate the creation of different wave shapes.
- Maria's Run
Show that the motion of objects can be described by position, direction of motion, and speed.
- Measuring Heat Transfer
Observe and measure the flow of heat energy from a warm to a cold object.
Learn how meiosis and fertilization shuffle the alleles that offspring inherit.
- Melting Ice
What is the temperature of ice as it melts?
- Metal Forces
Explore what happens when a force is exerted on a metallic material.
- Modeling Transcription
Explore how an mRNA copy is made of DNA.
- Modeling Translation
Explore how a protein is made from an mRNA sequence.
- Molecular View of a Gas
Explore the structure of a gas at the molecular level.
- Molecular View of a Liquid
Explore the structure of a liquid at the molecular level.
- Molecular View of a Solid
Explore the structure of a solid at the molecular level.
- Motion on a Ramp
Study the motion of an object as it moves up and down a ramp.
- Motion Toward and Away
Explore different ways of describing motion on a graph.
Explore how changing the DNA sequence can change the amino acid sequence of a protein.
- Oil and Water
Explore the interactions that cause water and oil to separate from a mixture.
- Our Solar System
Study the planets in our solar system using a computer model.
- Parachute and Terminal Velocity
Explore the factors that affect an object’s speed as it falls through the atmosphere.
Explore the factors that affect a pendulum's motion.
- Pendulum and Spring
Explore the motion of a pendulum suspended by a spring.
- Phase Change
Explore what happens at the molecular level during a phase change.
- Plastic Forces
Explore what happens when a force is exerted on a polymeric plastic material.
- Polarity and Attractive Strength
Explore the role of polarity in the strength of intermolecular attractions.
- Protein Folding
Explore how hydrophobic and hydrophilic interactions cause proteins to fold into specific shapes.
- Quadratic Functions in Vertex Form
Students learn to identify the vertex of a parabola from the vertex form of a quadratic function equation, and then graph the parabola.
- Quadratic Word Problems Part 1
Students solve two problems involving the motion of projectile objects, modeling the motion using quadratic equations.
- Quadratic Word Problems Part 2
Students solve two problems each involving the motion of projectile objects, modeling the motion using quadratic equations.
- Radiant Energy Flow
Explore the energy balance between incoming and outgoing radiation on the earth.
- Relative Humidity Measurement
Measure relative humidity in the air by comparing the wet bulb and dry bulb temperatures
- Seeing Intermolecular Attractions
Explore different types of attractions between molecules.
- Seeing Motion
Investigate simple, straight-line motion.
- Solving Linear Equations with the Function Analyzer
Reveal the connection between symbolic and graphic representations of equation solving
- Solving Systems of Equations
Given a math problem, students write two equations using two variables, graph the equations and relate their graph to the problem and the solution.
- Spring and Mass
Explore the factors that affect a spring's motion.
- States of Matter
How do the forces and attractions differ between the states of matter?
- Sunlight, Infrared, CO2 and the Ground
Explore how solar radiation interacts with Earth’s surface and atmosphere.
- Systems of Equations Word Problems 1
Learn to solve systems of linear equations while exploring two real-life scenarios.
- Systems of Equations Word Problems 2
Find solutions to two real-life scenarios by solving systems of linear equations.
- The Temperature-Pressure Relationship
Explore the relationship between the temperature of a gas and the pressure it exerts on its container.
- The Temperature-Volume Relationship
Explore the relationship between the temperature of a gas and its volume.
- The Volume-Pressure Relationship
Investigate the relationship between the volume of a gas and the pressure it exerts on its container.
- Tire Forces
Explore what happens when a force is exerted on a rubber tire.
- Transformations of Functions 1: Translations
Explore transforming a function by translation and learn how changing the function equation changes the function graph.
- Transformations of Functions 2: Dilations
Transform a function by dilation, and develop an understanding of how changing the function changes the shape of the graph.
- Transformations of Functions 3: Reflections
Transform a function by reflecting it over the x-axis or the y-axis, and learn how changing the function equation changes the shape of the graph.
- Transformations of Functions 4: All Transformations
Transform a function by changing its equation, and learn how changing a function equation changes the shape of the graph.
- Vertical Temperature Gradients
Explore the vertical temperature variations in a house due to natural convection.
- Was Galileo Right?
Explore the effect of gravity on objects of various mass during free fall.
- Weaving a Parabola Web with the Quadratic Transformer
Explore how the graph of a quadratic function and its symbolic expression relate to each other
- Well and Poorly Insulated Houses
Compare the heating of two houses with different insulation values.
- What Are Our Energy Choices?
Explore the advantages and disadvantages of using renewable and non-renewable sources to generate electricity. What sources will supply electricity in the future?
- What is Pressure?
Explore pressure at the atomic level.
- What Is the Future of Earth's Climate?
Earth’s climate is in a warming period now, due in part to enhanced human emissions of greenhouse gases. Examine climate data and models to predict Earth’s future climate.
- Where Is the Most Heat Lost?
Use movable thermometers to discover where a house has poor insulation.
- Will the Air Be Clean Enough to Breathe?
Air quality can suffer due to natural and anthropogenic events. Poor air quality can negatively affect human and environmental health. With more of the world becoming industrialized, will the air be clean enough to breathe?
- Will There Be Enough Fresh Water?
As the human population has grown, water use for agriculture, industry and manufacturing has increased. Explore water movement and predict water availability.
Learn to graph a line using its slope and y-intercept, or to identify the slope and y-intercept from a linear equation written in slope-intercept form.