The mean might not always be the best representation of the average. The assessment task has individuals determine the measures of center for the salaries of a company. They determine which of the three would be the best representation...

Cubic crystals can have 6, 8, and even 12 sides. Here is a presentation that shows pupils three different kinds of cubic crystalline structures: cubic, body-centered, and face-centered. These structures are then applied to three...

Discover the result of a sequence of rotations about different centers. Pupils perform rotations to examine the patterns. They also describe the sequence of rotations that performed to reach a desired result in the ninth installment in a...

Students estimate the distance of student's broad jumps. This activity can take place in the block center with a small group of students. They are explained that they are going to jump from a starting point (marked with the masking...

Students analyze their knowledge about the solar system. In this solar system review lesson, students look at a picture of the solar system on the SMART Board, name them in order, and are able to identify the sun as the center. They...

Humans are so used to gravity as a force that we don't tend to pay much attention to it on a daily basis. Through a couple simple activities, learners experience changes to their center of gravity and come to the understanding that...

Ray Bradbury's The Martian Chronicles provides the text for a fishbowl activity. Class members to sit in concentric circles, with the center circle discussing the topics from the book, and the outer circle observing the...

Test the limits of gravity while encouraging full class participation with this thrilling lesson. Pupils investigate the meaning of work and how it is equivalent to energy. They explore the joule and apply it as a unit of work. They...

Crystal comes from a Greek word meaning ice. Activity eight in a series of 36 has class members analyzing amorphous and crystalline solids and further classifying them based on their forces. They then explore solids, learning about unit...

Quick! Snap up the lesson. Scholars first use an online app to collect data on reaction times by clicking a button when the color of a box changes. They then plot and analyze the data by considering measures of center, measures of...

Take a trip back in time to examine angular velocity. Using the revolutions per minute, learners calculate the speed of a point on a 33 record. They compare the speed of a point on the edge of the record to the speed of a point closer to...

Plastic math? Have young learners count and name the number of plastic items in their centers. Kindergartners match sight word cards to the number of plastics in a given group, while learning that plastics come in all different shapes,...

Data distributions can be compared in terms of center, variability, and shape. Two exploratory challenges present data in two different displays to compare. The displays of histograms and box plots require different comparisons based...

What does completing the square have to do with circles? Math pupils use completing the square and other algebraic techniques to rewrite equations of circles in center-radius form. They then analyze equations of the form x^2 + y^2 + Ax +...

Here is an excellent lesson for young learners who are just beginning to explore the concept of using units to measure length. They rotate through four classroom centers in order to gain practice in utilizing this important skill.

First graders compare their environment with that of Belize by researching via the internet on the sites provided. Students participate in various activities/centers utilizing the information they discovered.

Students are be able to analyze primary sources (photographs and speeches) and write a definition of American Democracy. They are shown a photograph of Martin Luther King Jr. by Ben Fernandez, students are asked what is happening in the...

Mark Twain's life, politics, writing, and role as a mirror of pre- and post-Civil War American culture are the focus 11th and 12th graders in this section from an expansive author study. A critical writing assignment comparing Twain...

Help your class use critical thinking when it comes to unfamiliar words. With vocabulary from Kyoko Mori's Shizuko's Daughter, kids write the word in the center of a graphic organizer, and find its category, comparisons,...

A trivia-style virtual road trip in which the player's car is moved from state to state as questions are correctly answered. Ideally, a player would learn about different states by reading the simple brochures available in the...

Teaching about fiction genres can  be challenging. The activity here, designed for library media specialists, offers a fun way to do it. In the activity, learners visit the library and learn about the different types of fiction...

Here is a real-world application for systems of equations. When is it better to pay an enrollment fee and lower daily rate, and when is it better to pay the regular price? The local swim center is having a special offer, reductions in...

Logical thinking is at the forefront of this jam-packed lesson, with young mathematicians not only investigating geometric concepts but also how they "know what they know". Through each activity and worksheet, learners wrestle with...

Round and round we go. Learners first complete a task on writing equations of circles. They then take part in a collaborative activity categorizing a set of equations for circles based on the radius and center.