Interactive
CK-12 Foundation

Capacitor Simulation

For Students 9th - 12th Standards
The camera flash works based on a simple circuit, but why does it require a capacitor? Scholars work through two levels of simulations related to circuits and capacitors. The pupils first use a simple circuit with a battery,...
Unit Plan
Discovery Education

STEM Camp—Urban Infrastructure

For Teachers 6th - 8th Standards
Build a bridge to learning in a STEM-aligned unit about urban infrastructure. Young engineers explore the many aspects of civil planning and design in a five-day unit. Content includes the challenging aspects of balancing building with...
Activity
NASA

Eclipse Activity Guide

For Teachers K - 12th
Ever made solar s'mores? Or recreated the solar system using peanuts? Astronomers young and old investigate all things solar using a variety of activities. Explore how the sun works, types of light it emits, and methods of charting the...
Interactive
CK-12 Foundation

Testing Hypotheses: Einstein

For Students 6th - 8th
Einstein once said "A person who never made a mistake never tried anything new." Enlist his help in teaching young learners the importance of looking for mistakes in hypotheses. An interactive coaches pupils in the falsifiability of...
Interactive
CK-12 Foundation

Meiosis

For Students 9th - 10th Standards
"We Are Never Ever Getting Back Together" makes the perfect theme song for meiosis. The simulation encourages scholars to move the chromosomes and chromatids to properly illustrate the meiosis break up. Multiple-choice questions allow...
Interactive
CK-12 Foundation

Cellular Respiration: Can Photosynthesis Be Reversed?

For Students 6th - 12th Standards
Cellular respiration and photosynthesis relate closely, but many don't realize how. Scholars drag and drop the reactants and products to the chemical reactions for both processes. Then they answer three multiple-choice questions.
Interactive
CK-12 Foundation

Power and Efficiency Simulation

For Students 9th - 12th Standards
How much energy in Jewels does it take to tow a car up a slope? Scholars explore different values of both kinetic and potential energy to answer that question. Through multiple levels, the difficulty increases — as does your young...
Interactive
CK-12 Foundation

Oscillations Simulation

For Students 9th - 12th Standards
What makes a swing go back and forth like a pendulum rather than going all the way around? Scholars use the simulation to explore pendulums and how they work. They vary the weight, length of the rope, and even gravity in various trials.
Interactive
CK-12 Foundation

Hockey Simulation

For Students 9th - 12th Standards
Do you understand the science behind hitting a hockey puck to control the direction it moves? Pupils experiment by telling a hockey player how to hit the puck so it moves in a circular direction. Through manipulating the velocity and...
Interactive
CK-12 Foundation

Cannon Simulation

For Students 9th - 12th Standards
Fire in the hole! Thrill your classes as they see what it's like to fire a cannon ball. Scholars practice aiming a cannon ball by altering first the firing angle, then the velocity, and finally both simultaneously. Can they discover the...
Interactive
CK-12 Foundation

Electric Fields Simulation

For Students 6th - 12th Standards
Can you get the puck into the goal using only electric charges on the ice? Scholars experiment with electrostatic forces as they determine which charges pull the puck and which repel it. Multiple levels reinforce different related...
Interactive
CK-12 Foundation

Electric Ice Sheet

For Students 6th - 12th Standards
Tommy is trapped on an ice bridge and needs you to balance the charges so he doesn't fall into the icy water! Scholars apply Coulomb's Law, which relates to both the strength and the distance between charges. They work with these two...
Interactive
CK-12 Foundation

Energy Conservation Simulation

For Students 6th - 12th Standards
Does the amount of a roller coaster's energy change as it goes along the track? Scholars investigate when a roller coaster has potential and kinetic energy. They observe the changes as it goes up the initial hill follows it throughout...
Interactive
CK-12 Foundation

Third Law Simulation

For Students 6th - 12th Standards
Keep calm and use the force! Joey pulls a cart and scholars adjust the force required to control the movement. Through simulating different scenarios, participants learn about Newton's Third Law. It includes analysis questions throughout...
Interactive
CK-12 Foundation

Free Body Simulation

For Students 9th - 12th Standards
To show the magnitude and direction of all forces acting upon an object, scientists use a free body diagram. This simulation serves as an introduction to free body diagrams allowing scholars to build their own. Pupils select the proper...
Interactive
CK-12 Foundation

First Law Simulation

For Students 6th - 12th Standards
Does Newton's First Law of Motion explain how to move a sled across ice? A simulation encourages scholars to decide if they should push, pull, or apply no force. Their decision moves a sled across the ice and to the home at the...
Interactive
National Academy of Sciences

Mitigation Simulator

For Students 7th - 12th Standards
The United States has more per capita emissions than any other country in the world. An eye-opening simulation encourages users to explore environmental goals and factors that affect climate change by balancing different priorities....
Interactive
CK-12 Foundation

Friction Simulation

For Students 6th - 12th Standards
How much pulling force does it take to overcome static friction? The simulation applies the formula for the force of static friction to multiple trials. Scholars alter the pulling force applied until the box moves. They then determine...
Interactive
CK-12 Foundation

Preschool Races

For Students 6th - 12th Standards
What determines which ball rolls the fastest — the weight, the radius, the material, or something else? Scholars select two balls to race down the inclined plane, determining their material and radius. As they race, the simulation graphs...
Interactive
CK-12 Foundation

Marie Curie's Classroom

For Students 9th - 12th Standards
What makes some elements stable and others radioactive? Scholars adjust the number of protons and neutrons in an element then observe its decay. The simulation includes a graphical representation and the chemical formula, as well as...
Interactive
CK-12 Foundation

Black Hole

For Students 9th - 12th Standards
What happens to radio waves, time, and light in and near a black hole? Young scientists explore what is known about observing frequency and time at various distances from a black hole. They control the size of the black hole and the...
Interactive
CK-12 Foundation

Atomic Colors

For Students 9th - 12th Standards
Stars are too hot to visit, so how do we know what different stars are made of? An enlightening simulation uses a spectrum graph to show the various electron emission and absorption reactions. Scholars experiment with both helium and...
Interactive
CK-12 Foundation

Particle Tracks

For Students 9th - 12th Standards
Did you know physicists can identify new particles by observing the path they take in a particle accelerator? Scholars explore the variables that determine the direction and radius of the circular path different particles take. They...
Interactive
CK-12 Foundation

Electric Motor

For Students 9th - 12th Standards
How does a direct current run a motor? Pupils control five variables in an electric motor and observe how the force diagram changes. The force, magnetic field, and current vary based on the changes in the design of the magnet and...