Examine the process of rotating images to visualize effects of changes to them. The fifth lesson of 18 prompts pupils to rotate different images to various degrees of rotation. It pays special attention to rotations in multiples of 90...

Develop another way to find the equation of a line. The instructional activity introduces the procedure to find the equation of a line given two points on the line. Pupils determine the two points from the graph of the line.

Is it possible to add infinitely long decimals? As pupils complete the examples in the ninth lesson of this 25-part series, they determine that adding these decimals cannot be done without error. Their task is then to determine the size...

Your kids can identify the plot sequence of a short story, but what about an informational article? Have them examine the chronological order of events in informational texts with a lesson on the sequence of events. 

Here is a mid-unit assessment for a group of lessons studying the Universal Declaration of Human Rights (UDHR). The first half of this instructional activity calls for several forms of review. Your class will review the content of the...

Thomas Jefferson lived a controversial life. A series of lesson plans shares information about Jefferson's Sons, a novel about the infamous founding father. Discussion questions and other tasks explore different points of view and cover...

Examine the various rigid transformations and recognize sequences of these transformations. The lesson asks learners to perform sequences of rotations, reflections, and translations. Individuals also describe a sequence that results in...

The ability to analyze an argument is a skill emphasized by the Common Core standards. Offer your class an opportunity to develop and hone their skills by providing them the testimonies in an Oregon court case. After reading the facts of...

What is the relationship between a hemisphere, a cone, and a cylinder? Using Cavalieri's Principle, the class determines that the sum of the volume of a hemisphere and a cone with the same radius and height equals the volume of a...

It's scary how fast bacteria can grow — exponentially. Class members solve exponential equations, including those modeling bacteria and population growth. Lesson emphasizes numerical approaches rather than graphical or algebraic.

Not all linear functions are linear transformations, only those that go through the origin. The third lesson in the 32-part unit proves that linear transformations are of the form f(x) = ax. The lesson plan takes another look at examples...

Complex solutions are not always simple to find. In the fourth lesson of the unit, the class extends their understanding of complex numbers in order to solve and check the solutions to a rational equation presented in the first lesson....

Doubling a network or combining two networks is quick and easy when utilizing matrices. Learners continue the network example in the second lesson of this series. They practice adding, subtracting, and multiplying matrices by a scalar...

Discover the connection between vectors and translations. Through the lesson, learners see the strong relationship between vectors, matrices, and translations. Their inquiries begin in the two-dimensional plane and then progress to the...

Investigate how long-run outcomes approach the calculated probability distribution. The 10th installment of a 21-part module continues work on probability distributions from the previous instructional activity. They pool class data to...

Show budding mathematicans how to find the sine of pi over 12. The third lesson in a series of 16 introduces the addition and subtraction formulas for trigonometric functions. Class members derive the formulas using the distance...

Prove the Angle Sum Theorem of a triangle using parallel line and transversal angle relationships. Pupils create a triangle from parallel lines and transversals. They find angle measures to show that the angles of a triangle must total...

Combine total quantities and equivalent ratios in problem solving. The fifth lesson plan in a series of 29 presents problems that can be solved using equivalent ratios. Pupils use part-to-part ratios and either sums or differences of the...

After reading about polymer materials, engineer trainees examine how plastics have been integrated into everyday products. In groups, they compile a list of products made entirely without plastics and then, as a closing activity, try to...

Build upon linear functions to learn about quadratics. The lesson plan introduces the concept of zeros for quadratic functions and makes the connection to the linear factors of the function. It presents quadratics in both graphical and...

Explore the multiple meanings of common homographs with this fun language arts activity. Given a series of word webs and a pile of definition cards, pupils complete each web by matching four different definitions to each target word.

Count with ten frames in a first grade addition instructional activity. Kids determine how to identify numbers on a number line, as well as with ten frames, and complete ten frames to show their answers in several addition problems.

The history of women's education can be traced back to the delicate stitching of student samplers from the 19th century. Modern-day pupils examine and analyze four primary sources, three of which are images of embroidered samplers, which...

Invite your class to consider how to respond to a conflict. Designed to be used alongside Secret Saturdays by Torrey Maldonado, a lesson plan focuses on a set of terms: conflict, escalate, deescalate, conflict resolution, denial,...