Lesson Plan
Curated OER

The Clever Monkey Rides Again

For Teachers 3rd - 6th
Students read and explore a West African folktale. For this folktale lesson, students read the book The Clever Monkey Rides Again and examine West African proverbs. There are several related multi-subject extensions on this lesson which...
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

Making/Building Kites

For Teachers 4th - 6th
Students explore kite making.  In this cross curriculum fine arts and ancient Chinese history lesson, students activate prior knowledge about how kites were used in ancient Chinese culture.  Students sketch an original kite...
Worksheet
Curated OER

Trigonometric Ratios

For Students 10th
In this geometry worksheet, 10th graders use right triangle trigonometry to find the missing angle measure or side length.  The three page worksheet contains a combination of twelve multiple choice and free response problems. ...
Lesson Plan
Curated OER

Applications of Triangles

For Teachers 9th - 11th
Students apply the properties of a right triangle. In this triangle lesson, students describe and compare radians to degrees. They solve problems using the properties and ratios of a right triangle.
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

A Day to Remember!

For Teachers 4th - 8th
Students study math. In this real-life problem solving lesson, students work on their skills dealing with time and money. They work in small groups on various time and money word problems and by the final day they have a final problem...
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

Investigating Segments in a Right Triangle

For Teachers 9th - 12th Standards
High schoolers explore the concept of right triangles as they construct a right triangle using Cabri Jr. Learners find the midpoint of the hypotenuse and construct a line from the midpoint to the vertex of the right angle. They then...
Lesson Plan
Curated OER

Soda Straw Weaving

For Teachers 1st - 5th
Students investigate the loom and weaving process. In this weaving instructional activity, students use soda straws to make a bracelet or a bookmark. Students use the over-under pattern of weaving.
Lesson Plan
Curated OER

Congruent Trianges - Is This Enough Information?

For Teachers 7th
Seventh graders determine whether two triangles are congruent and provide an explanation to why they are not. They apply concepts of measurement of angles and collect evidence of congruent angles in the world.
Lesson Plan
Curated OER

Exploring the Centroid of a Triangle

For Teachers 9th - 12th Standards
Pupils examine the centroid of a triangle as they use Cabri Jr. to construct a triangle and its medians. The dynamic nature of the software allows learners to measure the lengths of the segments in the triangle and conjecture and verify...
Lesson Plan
Curated OER

Angles, Triangles, Quadrilaterals, Circles and Related

For Teachers 6th - 8th
Students classify angles. In this angles activity, students explore the characteristics of angles, triangles, quadrilaterals and circles. They identify polygons and sing a classifying angles song. Students participate in a...
Lesson Plan
Discovery Science Center

Kindergarten Observing, Comparing and Contrasting

For Teachers K Standards
Although this is a science lesson, it can be adapted to help meet Common Core standards in math as well. Starting scientists describe physical properties of objects and explore three forms of water. To address the Common Core, they can...
Lesson Plan
Curated OER

Capturing Wind Energy

For Teachers 10th - 11th
Students investigate technology and make a correlation between technology and the weather. In this science instructional activity, students experiment with the weather and climate using technology to help them understand forces and...
Lesson Plan
Curated OER

Perpendicular Segments in a Circle

For Teachers 9th - 12th Standards
High schoolers explore the concept of circles as they construct a circle using a program such as Cabri Jr. Learners construct a chord and a diameter that are perpendicular, then measure the bisected chord and notice that both sides of...
Lesson Plan
Curated OER

Jumping to Solutions

For Teachers 8th - 9th
Young scholars explore two-step linear equations.  In this middle school Pre-algebra lesson, students create and solve equations that describe how a person got to an end postion on a ruler by jumping.  After physically creating...
Lesson Plan
Curated OER

How Quickly Disease Spreads

For Teachers 9th - 12th
High schoolers demonstrate how quickly disease spreads and the importance of protective measures with communicable diseases. They examine past epidemics such as the Bubonic Plague and make predictions about future epidemics.They compare...
Lesson Plan
Curated OER

Studying Fossils: Hominoid Skull Comparison

For Teachers 9th - 12th
Students collect data on the differences in Hominid skulls using acrylic casts of fossil skulls. They measure a series of structures on skulls from six different species then use the data to determine evolutionary relationships between...
Worksheet
Math Mammoth

Triangles

For Students 6th - 8th Standards
A six-page packet walks, or bends learners through angles that combine to create triangles. Definitions are given for right triangles, obtuse and acute triangles. They draw angles according to directions, using a protractor to meet the...
Lesson Plan
Curated OER

What Does The Heart Do?

For Teachers K - 2nd
Students study the relationship between the heart and circulation. In this circulatory system lesson plan, students read the "What Am I?" article about the heart and discuss. Students draw a heart and lungs, discover how blood is...
Lesson Plan
Curated OER

Model of a Normal Fault

For Teachers 4th - 12th
Students understand what a normal fault is and why it causes an Earthquake.  In this normal fault instructional activity, students create a model of a normal fault. 
Worksheet
Curated OER

Trapezoids

For Students 9th - 12th
In this trapezoids worksheet, student solve 46 fill in the blank problems. Students find unknown side lengths and angle measures of an isosceles trapezoid and a rhombus.
Lesson Plan
Curated OER

The Emancipation Proclamation

For Teachers 7th - 8th
Students explore the historical importance of the Emancipation Proclamation. In this United States History lesson, students use the internet to research the specific events that were centered around the Emancipation Proclamation, then...