Lesson Plan
Curated OER

Triangle Inequality Theorem

For Teachers 9th - 12th Standards
High schoolers investigate the relationship between angle measures and sides of a triangle and the relationships among the three sides of a triangle. The use of technology (Cabri, Jr.) allows learners to make and test conjectures as they...
Lesson Plan
Curated OER

Roll Away Trees

For Teachers 1st
First graders participate in a simulation involving newspaper, food coloring, water, and more to observe the debarking process of producing wood. In this wood lesson plan, 1st graders also measure, and learn about reducing, reusing, and...
Lesson Plan
Curated OER

Who's got the fastest legs?

For Teachers 8th - 9th
Learners use a stopwatch to collect information for a scatterplot.   In this fastest legs lessons, students collect data through the taking of measurements, create and find a median number. Learners develop an equation and...
Lesson Plan
Curated OER

Angles: Angles, Angles, Everywhere

For Teachers 6th - 8th
Students practice estiminating and measuring angles. After watching a short video, they identify angles in objects in the classroom and their homes. In groups, they participate in activities in which they are given a scenerio and are...
Lesson Plan
Curated OER

Secants, Tangents and Arcs

For Teachers 9th - 12th Standards
Students identify chords and angles. In this geometry lesson, students calculate the length of the chords inside and outside of-the circle. They differentiate between tangent and secant lines.
Lesson Plan
Curated OER

The Domino Effect

For Teachers 7th - 12th
Students model the transmission of neural impulses with dominoes. In this nervous system lesson, students construct a device with dominoes. They use the device to model the way a nerve impulse is propagated from dendrite to axon.
Lesson Plan
Curated OER

Proving Pythagoras

For Teachers 8th - 10th
Students prove the theorem of Pythagoras. In this Pythagorean Theorem lesson, students define the different parts of a right triangle. They use the Pythagorean Theorem to solve for the missing sides and angles of a right triangle.
Lesson Plan
Curated OER

Investigating Segments in a Triangle

For Teachers 9th - 12th Standards
Pupils investigate segments in a triangle by constructing a triangle using Cabri Jr. They construct segments within the triangle that lie on the midpoints of the triangle's sides. Learners then compare the slope of base of the triangle...
Lesson Plan
Curated OER

Woody Sine

For Teachers 9th - 12th
Students explore the concept of sine. In this sine lesson, students create a sine graph from tooth picks. Students create a unit circle with tooth pick length radius. Students then take the tooth picks from the unit circle and put them...
Lesson Plan
Curated OER

Transformations: Translations

For Teachers 9th - 12th Standards
Students perform transformations and translations using polygons. In this geometry lesson, students perform transformations on a coordinate plane. They identify the image and pre-image of each figure.
Lesson Plan
Curated OER

Volume and Surface Area: Which Is More?

For Teachers 6th - 8th
Learners explore the volume and surface area of three dimensional figures. Through the use of video, students discover three dimensional shapes, their uses in real-life applications, and methods used to calculate their volume and surface...
Lesson Plan
Curated OER

Kitchen Paraboloids

For Teachers 9th - 12th
Students solve quadratic equations and identify functions. In this algebra lesson, students graph parabolas and identify properties describing the shape of the parabola. They find the vertex and rewrite the equation in standard form.
Lesson Plan
Curated OER

Touring Delmarva

For Teachers 3rd - 4th
Students plan a trip.  In this trip planning lesson, students use a map to find where they would like to visit with a pretend family of 4. They get a specific amount of money and time and need to decide where they will stay and what...
Lesson Plan
Curated OER

Conic Sections

For Teachers 9th - 11th
Students explore the different properties of conics. In this algebra lesson, students calculate the midpoint of a line, the distances between two points as they get ready to find the focus and directrix in eclipse and other conics. They...
Lesson Plan
Curated OER

What's in the Water?

For Teachers 9th - 12th
Students make a water sampler and use proper techniques to collect water.They write a essay explaining the inter-relationship of factors such as temperature, pH, dissolved oxygen, nitrates, and phosphates in a lake that might cause a...
Lesson Plan
Curated OER

The Pickle "Dill"emma

For Teachers 9th - 12th
Students study a problem in their local farming community regarding a pickle factory, and the class is asked to help determine if the pickle factory is the source of a seed germination problem.
Lesson Plan
Curated OER

Transformations and Rotations

For Teachers 9th - 12th Standards
Students define and identify transformation and rotation. In this geometry lesson, students define rotations as congruence or isometry. They find the coordinates of an image and pre-image.
Lesson Plan
Curated OER

Plant Growth

For Teachers 3rd
Third graders keep a journal and record the growth of their plant everyday over a two week period. With an observation written down for everyday of the week, they draw a picture of their plant in their journal on Monday and Friday...
Lesson Plan
Discovery Education

Sonar & Echolocation

For Teachers 9th - 12th Standards
A well-designed, comprehensive, and attractive slide show supports direct instruction on how sonar and echolocation work. Contained within the slides are links to interactive websites and instructions for using apps on a mobile device to...
Lesson Plan
STEM for Teachers

Electromagnificent

For Teachers 6th - 8th
This physics pun really hertz, but this STEM lesson plan can help. The inquiry-based activity has young scientists create a testable question about electromagnetic strength; plan and implement their own experiments; and record and...
Lesson Plan
Curated OER

Me and My Shadow

For Teachers 6th - 8th
Students apply the process of scientific inquiries or technological design to explore the explanations of the daily patterns of the Earth's rotation. They record different shadow lengths showing the apparent movement of the sun through...
Lesson Plan
Curated OER

Eating Through the Metric System

For Teachers 7th
Seventh graders convert measurements in recipes to metric measurements and prepare the food items. They create a metric measurement cookbook.
Lesson Plan
Curated OER

By the Pound, Gram Liter or Gallon

For Teachers 3rd - 7th
Students participate in experiments at five stations to practice measurement. In this measuring lesson, students are presented different produce and objects and must measure with an appropriate tool. Students use metric and customary...
Lesson Plan
Curated OER

Electric Hoist Problem

For Teachers 6th - 8th
Students convert angle measures between degrees and radians. They are given a copy of the task sheet with a graphic to help describe the situation. Pupils review the angle and arc relationship in a circle related to length of the...