Lesson Plan
Curated OER

Pen Light Lab

For Teachers 9th - 12th
Students study what makes Earth warm and explore how different locations on the planetreceive different amounts of solar energy based on the intensity of the sun's rays. They calculate light intensities and compare the amounts of light...
Lesson Plan
Curated OER

Only the Shadow Knows

For Teachers 6th - 8th
Students become familiar with the causes for formation of shadows. They create shadows, compare the size and shape of the shadow with the actual object, engage in shadow play theatre, and discover what happens to shadows when there is...
Lesson Plan
Houghton Mifflin Harcourt

Developing the Concept: Triangles and Quadrilaterals

For Teachers 5th - 7th Standards
Exact narrative and examples make this lesson plan on polygons easy to implement. Through it, your class will learn how to use a protractor and ruler to construct triangles and quadrilaterals according to your directions. Your class will...
Lesson Plan
Curated OER

Vector Lab

For Teachers 10th - 12th
Here is a math lab that helps young mathematicians understand the real-life meaning for vector addition. By building a model using spring scales and washers as weight, and then calculating the vector addition using two different methods,...
Lesson Plan
Curated OER

Water and Ice

For Teachers K - 2nd
Students investigate how water goes from a solid to a liquid then back again.  In this experimental activity students conduct their own experiment and see how water changes form. 
Lesson Plan
Curated OER

The Distance to an Unapproachable Point

For Teachers 8th - 11th
Young scholars use geometry or trigonometry to measure the distance of a far off point. They verify their measurements using a tape measure to check their work.
Lesson Plan
Curated OER

Sled Kites and Trigonometry

For Teachers 9th - 12th
Students study the history of kites and their fundamental properties.  In this kites lesson students divide into teams and build and fly kites. 
Lesson Plan
Curated OER

Making a Circle Graph of a Sample Budget

For Teachers 5th - 8th
Learners examine a sample budget and categorize the entries as a group. Then in small groups they convert budget category totals to percents and degrees to make a circle graph related to a sample budget.
Lesson Plan
Houghton Mifflin Harcourt

Introducing the Concept: Triangles and Quadrilaterals

For Teachers 5th - 7th Standards
Guide your geometers through the process of constructing polygons. They learn how to draw triangles, squares, parallelograms, rectangles, rhombuses, and trapezoids with specified angles using a protractor and a ruler. The lesson plan...
Lesson Plan
Curated OER

Exploring the Definition of Reflection

For Teachers 6th - 12th
Students practice using a protractor and ruler to draw various points and lines. Using a computer, they draw the points and lines in the program and describe the differences between their drawing and the computer's drawing. They complete...
Lesson Plan
Curated OER

Was Kepler Correct?

For Teachers 9th - 12th
Students are introduced to Kepler's 2nd law of Planetary Motion. The instructional activity reinforces the understanding of focal points. They calculate the sector area of an ellipse.Students expand understanding by modeling Kepler's 2nd...
Lesson Plan
Curated OER

Shadow Casting

For Teachers 8th
Eighth graders use a meter stick that is placed on a horizontal surface and an object is moved along it so that the shadow length can be measured at different distances from the light source. They solve real-world problems involving...
Lesson Plan
Curated OER

The Laws of Sines and Cosines Made Simple!

For Teachers 10th - 12th
Students study the law of sine and cosine. In this pre-calculus lesson, students create a triangle and identify the different ratios of a non-right triangle. They use the properties of sine and cosine to solve.
Lesson Plan
Curated OER

Comparing Roots After Rotation of Ninety Degrees

For Teachers 9th - 12th
Students conduct an experiment and use different measurements of a single root to illustrate the mechanism of plant movement.
Lesson Plan
Curated OER

Root Caps and the Effect on Gravity Sensing

For Teachers 9th - 12th
Students conduct an experiment to determine how the absence of a root cap affects a plant's ability to sense gravity. They make comparisons between capped and decapped roots.
Lesson Plan
Curated OER

Observing the Growth of a Maize Root

For Teachers 9th - 12th
Students conduct an experiment in order to observe the typical downward growth of a maize root. They become familiar with the root's growth patterns to use as a control for comparison in other experiments.
Lesson Plan
Curated OER

Transformations Using the Geometer's Sketchpad

For Teachers 8th - 9th
Learners discover rules for single transformations, rules for composition of transformations, when a figure has transformation symmetry, and if a transformation is congruent to its preimage.
Assessment
Mathed Up!

Quadratic Formula

For Students 8th - 11th
Young scholars explore how to solve any quadratic equation with a video about the quadratic formula. They then use the quadratic formula to solve a set of quadratic equations.
Lesson Plan
Curated OER

Perfection on Ice!: Math, Geometry, Fibonacci Numbers, Olympics

For Teachers 5th - 7th
Learners use the human body as a foundation for gaining practice in measuring angles and calculating ratios and proportions.
Worksheet
Curated OER

Aurora Borealis

For Students 9th - 11th
In this Aurora Borealis worksheet, students read about how early scientists used triangulation to measure the height of the Aurora Borealis. Students solve 3 problems using triangulation.
Worksheet
Curated OER

Exploring Pendulums

For Students 7th - 10th
In this exploring pendulums worksheet, students experiment with pendulums they make in the lab. They vary the length of the strings and the weights to observe the changes in the pendulum's amplitude and frequency. They answer 3 analysis...
Lesson Plan
Curated OER

The Tipping Point

For Teachers 9th - 11th
Students rewrite word problems and solve using math. In this word problem lesson, students gather data and observe the data. They relate this process to the scientific method and math. They review their data to be able to answer...
Lesson Plan
Curated OER

Quadrilaterals: Four-sided Figures

For Teachers 5th
Fifth graders engage in a variety of hands-on and technology-rich activities involving the classification of quadrilaterals. They utilize protractors and rulers to investigate the characteristics of various types of quadrilaterals. They...
Worksheet
Curated OER

Triangulation Experiment

For Students 11th - Higher Ed
In this triangulation worksheet, students solve and complete 11 steps of an experiment to determine the distance to a far away object using triangulation and trigonometry. First, they select a far away object and create a baseline far...