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...

Here's a great way to combine environmental science with art. Kids use recycled materials to create their own Gawu, a tapestry made of discards. Although designed for special education classrooms, the activity is sure to engage all...

How can you tell what is going to happen next in a story? Learn to make predictions with five sections of stories. Kids read the beginning, and then write what they believe will happen next. Additionally, they provide evidence for their...

Riddle me this! As part of a Valentine's celebration, class members are challenged to find the key to solve the riddle in Edgar Allan Poe's Valentine poem.

Lois Lowry's The Giver is one of the most engaging and thought-provoking works of literature in the middle school curriculum. Round out your novel unit with a collection of reading activities, comprehension questions, memoir and...

Zoot suits, the Lindy hop, and conks. Readers carefully examine the rhetoric of chapter 4 of The Autobiography of Malcolm X, analyze the effectiveness of using slang to develop a narrative, and consider how they might incorporate Haley's...

Did you know some retailers use curved mirrors in their fitting rooms to make customers look thinner? Pupils view themselves in convex and concave mirrors to understand the difference. The resource includes big ideas for multiple age...

How do you build a polygon from an inequality? An engaging lesson challenges pupils to do just that. Building from the previous lesson in this series, learners write systems of inequalities to model rectangles, triangles, and even...

Good things happen when algebra and geometry get together! Continue the exploration of coordinate geometry in the third lesson in the series. Pupils explore linear equations and describe the points of intersection with a given polygon as...

Pupils figure out how to be resourceful when tasked with finding the area of a triangle knowing nothing but its endpoints. Beginning by exploring and decomposing a triangle, learners find the perimeter and area of a triangle. They...

You know the Inscribed Angle Theorem and you know about tangent lines; now let's consider them together! Learners first explore angle measures when one of the rays of the angle is a tangent to a circle. They then apply their...

What do you have in common with a fruit fly? About 60 percent of your DNA. The resource, divided into two units, is intended for grades four to eight and another for high schoolers. Both units include eight lessons covering the...

Rational expressions are just fancy fractions! Pupils apply fractions concepts to rational expressions. They find equivalent expressions by simplifying rational expressions using factoring. They include limits to the domain of the...

Introduce a new type of function through discovery. Math learners build an understanding of rational expressions by creating tables and graphing the result. 

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

Don't give your classes the third degree. Use radians instead! While working with degrees, learners find that they are not efficient and explore radians as an alternative. They convert between the two measures and use radians with the...

From z-scores to probability. Learners put together the concepts from the previous lessons to determine the probability of a given range of outcomes. They make predictions and interpret them in the context of the problem.

Teenagers will never complain about cleaning their rooms after this activity. In the first instructional activity of a four-part series, budding scientists collect samples of dust, chalk, and other particulates from various areas of...

Streets, bridges, and intersections, oh my! Parallel lines and transversals are a present in the world around us. Learners begin by discovering the relationship of the angles formed by parallel lines and a transversal. They then...

Get crafty with the help of pictures and a real-time demonstration from a video that details the step-by-step process in creating a paper solar system. 

Knowledge of statistics and probability can increase your advantage when playing games. The activity asks learners to analyze the game of MasterMind to determine the number of possible codes. They also examine different variations of the...

Develop a process with your classes for converting repeating decimals to fractions. Through this process, pupils understand that any repeating decimal can be written as a fraction. The 10th lesson in this 25-part module helps...

Conversation skills are key for having good social skills, but it can be tough for some especially those with autism. Use an activity that walks ASD pupils through topics that are and aren't appropriate for various audiences as they fill...

Keep the conversation going with a social skills activity. Designed for learners with autism, the lesson guides peers through the back-and-forth of a conversation, encouraging them to wait their turn before responding.