We see curved mirrors every day in spoons, rear-view mirrors, stores as a safety measure, make-up mirrors, and in novelty stores. Scholars explore the changes to an image based on the curve of the mirror, the location of the image, and...

Scholars work through three different activities applying their knowledge of total internal reflection (TIR). First, they simply identify which diagrams create TIR and which don't. Next, they match different types of boundary behaviors...

"Without concerned citizen action to uphold them (human rights) close to home; we shall look in vain for progress in the larger world. . ." Eleanor Roosevelt's comment is used to set the stage for the conclusion of a five-instructional...

While many young scholars are familiar with the Holocaust, they may not understand the specific history that led to the unprecedented atrocity. The first lesson in the unit helps teachers gauge their pupils' background knowledge. A...

Nazi policies shifted from deportation and imprisonment to extermination of the Jewish people in death camps in the "Final Solution." Learners examine photos of artifacts, read poetry written by survivors, analyze testimony from...

Students investigate issues of degradation and weathering of polymeric materials during their useful life. They evaluate photodegradable plastics and their viability as an environmental solution for litter and investigate the qualitative...

Resistance to the Holocaust took on many forms. Learners explore the passive and active resistance of Jewish people who continued their practices and observances, as well as organized resistance against the evils of the Nazis. An...

Break your class into groups and have them read certain passages from the text Flipped (included here). After every two paragraphs, the groups stop to answer the questions included. Which questions provided are right there questions?...

Should Juneteenth be recognized as a national holiday? To prepare to take a stance on this question, young historians first analyze the Emancipation Proclamation and compare it to Lincoln's first Inaugural Address. Scholars then read an...

How can matrices help us solve linear systems? Learners explore this question as they apply their understanding of transformation matrices to linear systems. They discover the inverse matrix and use it to solve the matrix equation...

The complex relationship between a teacher and his student takes center stage in an instructional activity that asks readers to pay close attention to how author Ethan Canin introduces his characters and how he develops the character of...

Is graffiti art? Writers explore that question as part of a source-based argument within a set of questions from the NY Regents examination. The assessment from June 2018, part of a larger set of standardized tests, consists of three...

In statistics, probability rules—literally! Learners use their previous knowledge and explore a set of rules for conditional probability, independent probability, and complements. Given different scenarios, they must determine what type...

Investigate nonlinear motion through an analysis using the Pythagorean Theorem. Pupils combine their algebraic and geometric skills in the 24th lesson of this 25-part module. Using the Pythagorean Theorem, scholars collect data on the...

Without ever using the actual term, this exercise has the learner develop the key properties of the midsegment of a triangle. This task leads the class to discover a proof of similar triangles using the properties of parallel...

How many of the pupils at your school think selling soda would be a good idea? Show learners how to develop a study to answer questions like these! The lesson explores the meaning of a population versus a sample and how to interpret the...

Students examine the relationship of man and nature as portrayed in Stephen Crane's, The Open Boat." The third person, omniscient point of view, the depth of character analysis found in the story, and the emotions evoked by the author...

Scholars work through three activities building motion diagrams as part of a series exploring dimensional kinematics. Each activity has six descriptions requiring application of velocity vectors, acceleration vectors, and challenge...

Students analyze "To Build a Fire" by Jack London and "The Open boat" by Stephen Crane. They write an essay in which they compare and contrast the narrators and plots in each story.

Does your class love The Simpsons? It might seem dated, but with reruns constantly popping up on television, this show still holds the attention of most of your learners. Play the opening sequence of an episode, and brainstorm any...

Plants provide humans with food, shelter, and medications. Scholars gain a better appreciation for plants after learning their functions, divisions, and early ancestors. Each sub-topic includes slides highlighting vocabulary and...

In this review worksheet, students prove the intersection of finitely of sets, construct increasing functions, and identify characteristics of an open and closed set. This two-page worksheet contains seven problems.

In an engaging activity on universal and unalienable rights, learners work in groups to establish a democratic nation and determine what principles they want to protect to ensure a democratic society. They conduct a "rights auction" in...

Young historians will learn not to fear primary source materials (or fear itself, for that matter) thanks to this resource that uses Franklin D. Roosevelt's March 4, 1933 Inaugural Address to model how to conduct a close reading of such...