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Lesson Plan
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Illustrative Mathematics

Tilt of Earth's Axis and the Four Seasons

For Teachers 9th - 11th Standards
Geometry meets earth science as high schoolers investigate the cause and features of the four seasons. The effects of Earth's axis tilt features prominently, along with both the rotation of the earth about the axis and its orbit about...
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Lesson Plan
Curated OER

Orbital Motion

For Teachers 7th - 8th
Students use a formula to measure the eccentricity of an ellipse, then state Kepler's Law of Elliptical Orbits. They predict the solar energy received at different positions in a planet's orbit.
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Worksheet
Curated OER

Equations of Lines Perpendicular and Parallel

For Students 9th - 11th
In this algebra worksheet, students solve linear equations using one and two steps. They solve systems of equations using substitution and elimination with graphing. There are links for ready made tests and quizzes.
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Worksheet
Curated OER

Worksheet 13

For Students 6th - 8th
In this math worksheet, students write down the equation of a plane. Then they create the equation of a line. They also define the lines that are perpendicular.
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Worksheet
Curated OER

Deep Impact Comet Encounter

For Students 9th - 12th
Physics apprentices analyze the impact of NASA's Impactor as it collided with the comet Tempel 1 in July of 2005. They calculate the mass and speed of the comet, along with the distance it might drift off of its orbit over time. This...
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Lesson Plan
Curated OER

Distance And Parallax

For Teachers 9th - 12th
Students will determine distances to nearby stars using parallax. In this Astronomy lesson plan, students will use a web program, trigonometry, and sketches to determine the distance of stars.
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Worksheet
Curated OER

Worksheet 34

For Students 11th - Higher Ed
In this math worksheet, students find the plane perpendicular to the path (t2, t, cos 2πt) at time t = 1/4. Then they determine the location in which the object is moving the fastest.
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Lesson Plan
Curated OER

Parallax

For Teachers 9th - 12th
Students discover how astronomers used the diameter of the Earth's orbit around the Sun as a baseline for estimating the distance of some stars, and the meaning of "Parsec" and "light year."
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Lesson Plan
LABScI

Viscosity: The Fluid Lab

For Teachers 9th - 12th Standards
There's more to fluids than meet the eye—they include gases, liquids, and polymers, too! Scholars complete three hands-on activities exploring different properties of fluids. They explore viscosity by measuring the resistance, or...
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Activity
Curated OER

Introduction to Conics

For Teachers 9th - 11th Standards
Just exactly where does the name conic come from? This brief hands-on exploration explains it all. Have your class cut cones to create their own conics, then assess their understanding with a few identification problems. Consider making...
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Lesson Plan
Curated OER

Worksheet 24 Spring 1996

For Teachers 11th - Higher Ed
For this math worksheet, students find all the vectors in three dimensional space that have the length of 4. Also, the first and third components are the same. Finally, the second component is the sum of the first and third components.
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Lesson Plan
Curated OER

Measuring the Diameter of the Sun

For Teachers 9th
Ninth graders study the sun and its distance from Earth.  In this Sun's diameter lesson plan students examine how measurement data permits accurate measurement of the sun's diameter. 
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Worksheet
Curated OER

Worksheet 10

For Students 11th - Higher Ed
In this math learning exercise, students determine if the information is used to describe a line. They examine the parametric and symmetric equations.
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Worksheet
Curated OER

Globe Lesson 15 - The Changing Seasons - Grade 6+

For Students 6th - 8th
In this changing seasons worksheet, learners read about the geography concept of changing seasons and then respond to 9 short answer questions.
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Lesson Plan
Curated OER

Measuring the Diameter of the Sun

For Teachers 9th - 12th
Students calculate and measure the diameter of the sun. They construct a meter stick instrument, calculate the diameter using a formula, and compare the measurement with the accepted scientific measurement.