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Interactive
CK-12 Foundation

Mineral Identification: Mineral Scratch Test

For Students 9th - 12th
How can mineralogists tell a diamond in the rough from a chunk of table salt? Science scholars find out through an interactive that demonstrates the characteristics of minerals used for identification purposes. Topics include hardness,...
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Interactive
CK-12 Foundation

Mineral Formation: Evaporating Lake

For Students 9th - 12th
Get crazy for crystals! Junior geologists learn the secrets of crystal formation through lecture, reading, and examples. Other topics include common ionic compounds found in fresh and salt water, the effects of location on forming...
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Interactive
CK-12 Foundation

Intrusive and Extrusive Igneous Rocks

For Students 6th - 12th
Check out a resource that's erupting with engaging material! Earth science scholars discover how igneous rocks form in a well-rounded interactive. They manipulate the cooling time of lava to watch crystals form, learn visual...
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Interactive
CK-12 Foundation

Sedimentary Rock Classification: How Old is That Layer?

For Students 9th - 12th
A timely resource illustrates the effects of the passing years on sedimentary rock formation! Young geologists discover just how long it takes to create shale, slate, and other sedimentary rocks. The interactive also shows...
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Interactive
CK-12 Foundation

Metamorphic Rock Classification: Changing Under Pressure

For Students 6th - 8th
Change is coming — but how much? Geology pupils discover the transformation of metamorphic rock using a well-rounded interactive. Topics include the effects of pressure and temperature on metamorphic rock, how time factors into the...
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Interactive
CK-12 Foundation

Rocks and Processes of the Rock Cycle: One Rocks Turns to Another...

For Students 6th - 9th
Geology scholars test their rock identification skills in an interactive that examines the rock cycle from the three main nodes of rocks. Other topics include visual clues to rock identity and the conditions needed to make rocks change...
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Interactive
CK-12 Foundation

Earth's Magnetic Field: Compass Poles

For Students 6th - 9th
You'll be strangely drawn to this activity! Physical science pupils learn how compasses work in an interesting interactive. The content covers magnetic poles, Earth's magnetic field, and what would happen if Earth's poles swapped places.
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Interactive
CK-12 Foundation

Revolutions of Earth: Planet Cube

For Students 6th - 8th
Does assessing Earth Science vocabulary making your head spin? Test scholars' knowledge of revolving and rotating using an interactive tool. The movement of a new planet and its moon is in their hands, allowing them to explore and...
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Interactive
CK-12 Foundation

Coterminal Angles: Full Circle

For Students 9th - 12th Standards
Take a terminal side for a spin. Pupils use an interactive to investigate angles of rotation that share the same terminal side. Scholars create coterminal angles and calculate what other angle sizes share the same final position.
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Interactive
CK-12 Foundation

Slope-Intercept Form of Linear Equations: Cable Car Tracks

For Students 7th - 10th Standards
Get on track to learn about slope-intercept form. Scholars use an interactive to position a line along the tracks of cable car. Applying knowledge of slope and intercepts, they write the slope-intercept form of the equation for the line.
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Interactive
CK-12 Foundation

Intercepts and the Cover-Up Method: The Hidden Zeros

For Students 7th - 10th Standards
There's no need to cover up this resource — it's good one! Pupils use a slider interactive that covers up parts of the standard form of a linear equation and simultaneously reveals one of the intercepts of the graph. This lets them see...
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Interactive
CK-12 Foundation

Slope-Intercept Form: Mountain Train

For Students 7th - 9th
Hop aboard to learn about the slope-intercept form. Young mathematicians use an interactive to adjust the path a train takes up a mountain. A set of challenge questions helps them see the connection between key features and the...
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Interactive
CK-12 Foundation

Graphs Using Slope-Intercept Form: Mountain

For Students 7th - 9th Standards
Climb every mountain, even one you create in an interactive. Individuals solve a problem involving slopes and distances of campsites on a mountain. Answering a set of challenge questions aids in the process.
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Interactive
CK-12 Foundation

Graphs of Linear Model of Direct Variation: On the Moon

For Students 8th - 12th Standards
You'll be over the moon about this resource. Scholars draw a line representing the weight of an object on the moon based on its mass. Consideration of the constant of proportionality allows them to see relationships between weight of an...
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Interactive
CK-12 Foundation

Intercepts by Substitution: Finding a Linear Product Using a Quadratic

For Students 9th - 12th Standards
Discover another way to interpret multiplication. Using an interactive, learners slide points (representing the factors of multiplication) along the x-axis of the graph of y = x^2 and observe changes in the line segment connecting the...
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Interactive
CK-12 Foundation

Sets: Bikes or Boards?

For Students 6th - 8th
Do people ride, slide, or do both? Pupils use an interactive Venn diagram for the numbers of people owning bicycles, owning skateboards, or both. An interactive provides questions for them to answer using the diagram.
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Interactive
CK-12 Foundation

Venn Diagrams: Planets and Dwarf Planets of the Solar System

For Students 6th - 8th
Yes, Venn diagrams are helpful in science, too. Learners use an interactive to classify celestial bodies as having moons, as dwarf plants, as both, or as neither. They answer a set of challenge questions based on the Venn diagrams they...
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Interactive
CK-12 Foundation

Empirical Probability: Scoring

For Students 6th - 8th
Learners use an interactive to determine the probability that a soccer player will score a goal. Given data over the course of several days, they determine probabilities for several different situations.
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Interactive
CK-12 Foundation

Theoretical and Experimental Probability: Pizza Night!

For Students 6th - 8th
Take a bite out of an enticing resource. Scholars use an interactive to study dependent events. They see how the number of favorable outcomes and total number of outcomes changes as individuals "eat" pieces of pizza.
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Interactive
CK-12 Foundation

Definition of Probability: It's in the Bag!

For Students 6th - 8th Standards
It's not in the bag. An interactive provides the probability of picking a certain color marble from a bag after several marbles have been removed. Young mathematicians learn about dependent events from this resource.
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Interactive
CK-12 Foundation

Measurement of Probability

For Students 6th - 8th Standards
Stockings make your legs warmer and math more enjoyable. A drag-and-drop interactive has pupils take stockings out of drawers to calculate probabilities. This includes dependent events where the probabilities depend on previous stocking...
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Interactive
CK-12 Foundation

Measurement of Probability: Basketball Throw

For Students 6th - 9th Standards
Future mathematicians use an interactive to see how changing the size of a basketball court and the size of a region in the court affects the probability that a ball will randomly fall within the specified region. No calculations are...
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Interactive
CK-12 Foundation

Applications of Probability: What Are the Odds?

For Students 9th - 12th Standards
Improve your chances of understanding odds. Scholars use an interactive spinner to increase and decrease the number of favorable and unfavorable sections on the spinner. This spinner helps them learn about odds.
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Interactive
CK-12 Foundation

Counting Techniques: Permutations and Combinations

For Students 11th - 12th
Comparing and contrasting is an important skill, even in mathematics. A drag-and-drop interactive has users classify situations as suitable for permutations or combinations. A set of challenge questions tests whether they know the...

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