+
Lesson Plan
Curated OER

Nutrients In Chesapeake Bay

For Teachers 9th - 12th
Students perform pH and turbidity test to determine water quality. In this environmental science lesson, students analyze NASA database on chlorophyll-a in the bay. They explain how a small river area affects Chesapeake Bay.
+
Lesson Plan
Curated OER

Circumscribed Polygons

For Teachers 9th - 10th
Students investigate polygons and construct ferris wheels. In this geometry lesson, students create a circle and differentiate properties of circles and polygons. They compare the relationship between angles and circumscribed polygons.
+
Lesson Plan
Curated OER

Weather: It Works, or Not?

For Teachers 5th - 8th
Students discover the techniques meteorologists use to examine the atmosphere. In groups, they build their own weather station and observe the various weather conditions. They identify the types of weather patterns that allow the...
+
Lesson Plan
Curated OER

Weather Watchers

For Teachers 1st - 3rd
Young scholars practice using objective and quantitative means to describe and compare the weather. They compile weather conditions and create a spreadsheet to record their findings.
+
Lesson Plan
Curated OER

Solving Intercepted Arcs

For Teachers 9th - 11th
Students investigate circles and its arcs. In this geometry lesson, students identify the relationship between an circle and its intercepted arcs. THey identify the central and inscribed angles.
+
Lesson Plan
Curated OER

Food Intake and Physical Activity

For Teachers 4th
Fourth graders graph their estimations of caloric intake and caloric expenditures.
+
Lesson Plan
Curated OER

The Night Sky

For Teachers 3rd
Third graders develop questions they have about the solar system. After being read a book, they view and discuss different constellations in the sky. In groups, they are given a piece of butcher paper and glow in the dark crayons in...
+
Lesson Plan
Curated OER

Patterns in the Sums of Polygon Angles

For Teachers 6th
Sixth graders discover the patterns of sums of polygon angles. In this math lesson plan, 6th graders study the properties of geometric shapes to solve problems as they participate in hands-on activities.
+
Lesson Plan
Curated OER

Inscribed Angles

For Teachers 9th - 10th
Students calculate the inscribed angle of a triangle. In this geometry lesson plan, students identify the angle created by intersection of a triangle and a circle. They see the relationship between the arc and the angle.
+
Lesson Plan
Curated OER

Scientist Are Like Detectives

For Teachers 5th - 7th
Students demonstrate proper scientific observation skills. In this investigative science lesson, students make observations, record their findings and form conclusions in order to improve their scientific documentation and writing skills.
+
Lesson Plan
Curated OER

Secant and Secant Segments

For Teachers 9th - 10th
Students use the secant and secant segment theorem to solve problems. In this calculus lesson, students identify where the secant line crosses on a circle. They create circles and secants using cabri software.
+
Lesson Plan
Curated OER

Amazing Consistent Ratios

For Teachers 7th - 9th
Students derive the six trigonometric identities. In this trigonometry lesson, students find the ratios of sine, cosine and tangent using the right triangle. They use properties of the Pythagorean Theorem to find the trig identities.
+
Lesson Plan
Curated OER

Let's Try Various Calculations

For Teachers 2nd - 4th
Students explore math facts.  In this calculation and math facts instructional activity, students play a board game in which addition, subtraction, multiplication, and division math facts are practiced.  A copy of the game is...
+
Lesson Plan
Curated OER

School-Wide Recycling

For Teachers 4th - 7th
Students investigate recycling. For this environmental lesson, students design a recycling program for their school. Students collect data about how much recyclable materials they use in one week. Students also survey classmates about...
+
Lesson Plan
Curated OER

Water

For Teachers 1st - 3rd
Students complete activities to examine the properties of water. In this water science instructional activity, students read a book about water's forms and study a map or globe of the Earth to investigate water. Students discuss living...
+
Lesson Plan
Curated OER

Tree Identification

For Teachers 9th - 12th
Students list four ways to identify trees. For this tree identification instructional activity, students use tree identification techniques such as leafs, bark, wood grain, soil type, and climate to create tables and graphs.
+
Lesson Plan
Curated OER

Similar Triangles - Applied Problems

For Teachers 9th - 12th
Students differentiate between similar and congruent triangles. In this geometry lesson, students identify the angles of triangles using the similarity theorem. They apply concepts of triangles to the real world.
+
Worksheet
Curated OER

Balance Point

For Students 10th - 12th
In this math/science worksheet, students find the balance point of a variety of objects, and complete ten problems. Students look at sketches of objects and calculate the balance point, and also use meter sticks and weights. This is an...
+
Lesson Plan
Curated OER

Symmetry that is Basic and Beautiful

For Teachers 1st - 3rd
Students explore lines of symmetry. In this symmetry lesson, students divide and combine shapes along basic lines of symmetry. Students explore symmetry in real life objects.
+
Lesson Plan
Curated OER

Lesson Exchange: Polygons (Middle, Mathematics)

For Teachers 6th - 7th
Students discover the relationship between the sides of a polygon and the number of diagonals that can be drawn from one vertex, the number of triangles that those diagonals form, and the sum of the interior angles of that polygon.
+
Lesson Plan
Curated OER

Fickled Fractions

For Teachers 6th - 8th
Students explore which fractions are made real in our world. They also show the relationship of cross multiplication and equivalent fractions To reinforce fraction skills.
+
Lesson Plan
Curated OER

Converting Units and the SR-71

For Teachers 4th - 6th
Learners practice solving problems logically. Using the internet, students observe pictures and facts about the SR-71 Blackbird. They convert statistics about the aircraft. Learners explore terms of flight and convert them to everyday...
+
Lesson Plan
Curated OER

Math and Circumference

For Teachers 6th
Sixth graders explore geometry by utilizing mathematical formulas. In this circumference instructional activity, 6th graders identify the difference between diameter, circumference and radius in a circle. Students review the formulas for...
+
Lesson Plan
Curated OER

Power Metering Project

For Teachers 9th - 12th
Students collect and analyze variable data and understand the concept of electrical power.  In this energy lesson students use a spreadsheet to manage their data and create box plots.