Proving triangles are similar is often an exercise in applying one of the many theorems young geometers memorize, like the AA similarity criteria. But proving that the criteria themselves are valid from basic principles is a great...

Give your guided reading lesson plan a boost with a sample lesson plan designed to reinforce academic content covered in previous assessments. The sample plan describes how the story and activities were chosen and offers the...

Pupils multiply the vertical and horizontal distances from the center of dilation by the scale factor. The independent practice prompts the class to analyze the relationship between the image and pre-image. The lesson is...

Learners consider a set of questions to determine a series of transformations that will move one figure to another. Once the series is determined, the pupil then determines whether the pre-image and image are either congruent...

Teams design and build a windmill, under budget, that can lift an object. The groups evaluate and reflect on their own design, then on those produced by other teams. The goal is to determine which design is the most...

Looking for ideas on ways to recognize Veteran's Day? Check out this 92-page packet that includes exercises designed for all grade levels. Reading passages detail the history of the holiday, research projects get individuals involved in...

November 11th, Veterans Day, is a holiday set aside to honor all those who have served in the military. Here's a resource packed with ideas, activities, projects, and materials that will provide inspiration for ways to celebrate those...

Don't worry, optics is a light topic! The presentation covers reflection, refraction, fiber optics, mirages, prisms, rainbows, dispersion, mirrors, lenses, telescopes, diffraction, the human eye, and much, much more. Presentation is...

Has life changed for American women in the last century, or are there common themes between the lives of 21st century women and the struggle of suffragettes from the 1910s? Explore the ways media reflects the position of women...

If you stop a student from expressing views that advocate drug use, are you violating their right to free speech? Use the 2007 Supreme Court case Morse v. Frederick to discuss a nuanced interpretation of the First Amendment....

Which right does the Constitution weigh more heavily: the sanctity of the American flag as a symbol of national unity, or the right to burn the flag in protest? The 1989 Supreme Court case of Texas v. Johnson explores a...

Let's get moving! The second installment of a 2-part series of six adventures helps learners take part in individual explorations by sea and by land. After navigating the waters in an informative WebQuest, groups create and hide their...

As the new year approaches, it is time to reflect and set goals. This year, use a set of New Year's worksheets to set individual academic and personal goals, as well as classroom goals. Half of the packet could be completed before class...

Have you ever finished a piece of cake and wished you had more? Solve this common dilemma with math! A straightforward instructional activity prompts middle schoolers to use the given dimensions of a heart-shaped cake when planning to...

Build scholars' ability to understand their own values and learn about World War II at the same time. Scholars write poetry and discuss identity and place in depth with an in-depth social studies resource. 

A piece of this and a piece of that, add domain restrictions and create a piecewise function. Young scholars explore piecewise functions with and without context. Functions include both linear and quadratic parts. The module is the...

Four projects enable class members to show what they have learned about ways they can stand up for democracy. to begin, individuals review their identity charts and craft a mask that represents themselves. Next, groups create a short,...

Your learners combine their knowledge of real and imaginary numbers and matrices in an activity containing thirty lessons, two assessments (mid-module and end module), and their corresponding rubrics. Centered on complex numbers and...

Augment a unit on parabolas with an instructive math activity. Pupils graph parabolas by examining the relationship between the focus and directrix. 

Congruence and similarity apply to functions as well as polygons. Learners examine the effects of transformations on the shape of parabolas. They determine the transformation(s) that produce similar and congruent functions.

Understanding how functions transform is a key concept in mathematics. This introductory lesson plan makes a strong connection between the function, table, and graph when exploring transformations. While the resource uses absolute value...

Graphing by hand does have its advantages. The 19th installment of a 35-part module prompts pupils to use skills from previous lessons to graph exponential and logarithmic functions. They reflect each function type over a diagonal line...

Don't stop with two-dimensional learning, go to the next dimension! Learners verify that 3x3 matrices represent linear transformations in the third dimension. Additionally, they verify the algebraic properties that extend to vector...

Knowing the addition formulas allows for the calculations of double and half formulas. The fourth installment of 16 has the class use the addition formula to develop the double angle trigonometric formulas. Using the double formula,...