CK-12 Foundation
Systems of Linear Equations in Three Variables: Intersecting Planes - No Solution
How many different ways can three planes intersect? The interactive provides three movable planes. Pupils manipulate the planes to determine the number of solutions possible based upon their intersections.
CK-12 Foundation
Simplify Products or Quotients of Single Variable Expressions: Circling C's
Model expression division using online manipulatives. Learners drag C's representing a term into equal groups. Guiding questions help them see their groups as the division of the term.
CK-12 Foundation
Simplify Sums or Differences of Single Variable Expressions: Addition and Subtraction of Like Terms
Investigate the process of combining like terms using an interactive animation. Scholars tackle simplifying expressions by manipulating rectangles that represent the terms. They add and subtract terms to arrive at the result.
Curated OER
Algebraic Equation Manipulation for Electric Circuits
In this electric circuit worksheet, learners use Algebraic equations to manipulate the electrical resistance of a conductor. The answer a series of 19 open-ended questions. This worksheet is printable and the answers are revealed online.
Physics Classroom
The L.O.S.T. Art of Image Description - Curved Mirrors
We see curved mirrors every day in spoons, rear-view mirrors, stores as a safety measure, make-up mirrors, and in novelty stores. Scholars explore the changes to an image based on the curve of the mirror, the location of the image, and...
Scholastic
Study Jams! Scientific Methods
Middle school scientists learn the steps of the scientific method by watching this phenomenal film and by singing a karaoke song! They are introduced to making observations and hypotheses, determining variables, data collection, and...
Learning Games Lab
Scientific Graph Reading
Interpreting graphs is an essential skill for young scientists. An interactive online lesson gives individuals an opportunity to review the components of a graph and learn to read and interpret the shape of a graph. The lesson includes...
Shodor Education Foundation
Multiple Linear Regression
You'll have no regrets when you use the perfect lesson to teach regression! An interactive resource has individuals manipulate the slope and y-intercept of a line to match a set of data. Learners practice data sets with both positive and...
CK-12 Foundation
Function Rules for Input-Output Tables: Soda Sugar Function Table
Examine the relationship between the input and output variables in a table of values. As learners build an input-output table using online manipulatives, they begin to identify patterns. They answer questions about these patterns...
Chemistry Collective
Osmotic Pressure: Spontaneous Balloon Popping
Visualize osmosis using an interactive activity. As learners monitor a simulation, they witness the particle movement through the membrane. A balloon represents the cellular membrane and 'pops' as osmosis creates an imbalance of...
Curated OER
Active Loads in Amplifier Circuits
In this electrical worksheet, students answer a series of 7 open-ended questions with schematics about active loads in amplifier circuits. This worksheet is printable and the answers are available on-line.
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Simultaneity Spacetime Diagram
Manipulate variables in order to observe the effects of relative motion on events such as an explosion and the time at which its light signal reaches a destination.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Bending Light
Manipulate variables and measure angles as light is refracted in this interactive simulation.
Physics Classroom
The Physics Classroom: Circular & Satellite Motion: Uniform Circular Motion
Manipulate variables while exploring principles and relationships related to moving in a circle at a constant speed. Students change the radius of the circle, the speed of the object, and the mass of the object and investigate the effect...
NASA
Nasa: Kids: Design an Ion Engine
Four interactive tutorials begin with a basic animation showing the relationship between positive and negative charges. The final test is to build the most efficient ion engine possible by manipulating a series of variables.
University of Toronto (Canada)
University of Toronto: Flash Animations for Physics
This site boasts an extensive list of physics animations that cover topics such as electricity, magnetism, quantum mechanics, and relativity. Variables can be manipulated for each demonstration.
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Twin Paradox Program
This model permits manipulation of variables in order to observe the effects of time dilation on twin objects, one moving and one not, as shown in a spacetime diagram.