Here is a straightforward example of how to apply the Pythagorean Theorem to find an unknown side-length of a trapezoid. Commentary gives additional information on proving that the inside of the trapezoid is a rectangle, but is...

Playing with values in this fruit salad problem allows learners to find out how many cherries were mixed in. Your middle schoolers can organize their thoughts in a chart before going into the equation. Eigth graders can skip the chart...

Who's ready for the dance? When two middle schools combine for a dance, your learners' job is to calculate the ratio of girls attending. Provided with three different solutions, you can choose from setting up a ratio, linear equation, or...

Comparing college football teams, Division I is said to have heavier lineman than Division III. Your mathematicians are given data from two different divisions and will have to interpret a dotplot and calculate the difference in weight...

Taxi! Have your travelers figure out how far they can go in a taxi for $10.00. They must account for the mileage rate and tip in their calculation. They can set up a table or make an equation to solve for the exact mileage they can...

The objective of this activity is to find the percent of the area of a two squares overlapping. Mathematicians find the ratio of area for the part that overlaps to the rectangle formed. The final answer is a percent as a rate per 100....

One of the most common, everyday applications of math is dealing with money. This single problem calculating how much change Margie receives is more involved than it appears at first glance. An understanding of how fractions and decimals...

Based on the bestselling series, this worksheet details seven habits of highly defective teens, and prompts young learners to consider their own social and emotional tendencies. What kinds of experiences do your pupils have...

Challenge algebra learners to use the difference of cubes to solve this problem. Once your charges have taken out the factor (a - b), combined the like terms and set them equal to zero, the problem becomes a factorable quadratic...

Provide a historical context for the political unrest between Russia and Ukraine that began in late 2013. Learners review their prior knowledge and chronicle new understandings with a KWL chart, watch a video explaining the Ukrainian...

Common Core is all about getting your learners to open their minds and think about the why and how. This problem has them thinking about unknown numbers and their relationship with one another when we round and...

This activity will not only get your youngsters moving, but will also help them to develop focus and attention to detail! The game can be played both indoors and outdoors, and involves learners taking turns to decipher who is leading the...

Use this task as an exit ticket for your eight graders during the geometry unit. All they need to do is identify the coordinates of a point reflected over y=2000. 

How are a circle and triangle alike? How are they different? These are the types of questions children will answer while playing this fun geometry game. Including a variety of conventional and unconventional shapes, this activity allows...

Challenge young mathematicians' ability to compose and decompose shapes with this fun geometry puzzle. The goal is simple, locate all of the rectangles shown in a picture of three overlapping rectangles. Perform this activity as a whole...

This activity presents a game played by two learners whose solution is an exercise in creating and analyzing with algebraic inequalities. 

Take a close look at a number of newspapers with collection of lessons and activities. Using a poster (which can be found under the materials tab), learners examine the hard copy of a local newspaper. This leads into an exploration of...

Here is a worksheet in which learners identify and compare economic systems (market, command, mixed, etc.) with 18 fill-in-the-blank questions and a graphic organizer. 

A presentation on Darwin's theory of evolution and natural selection could be a good addition to your biology class. It provides general information about how animals adapt to their surroundings, as well as how organisms create more...

The hunt is on! Young mathematicians follow clues and complete a series of ten math puzzles as they try to crack Dr. Integer's code and find the location of his hidden treasure.

Your learners will take a trip through history as they peruse through historic digitalized newspapers, reading real articles from such historical periods in the United States as the Temperance movement...

Guide your class through a reading of the popular children's book, Frindle, with this comprehensive literature unit. Starting with a brief introduction to the guided reading process, the class goes on to read the story two chapters...

Before coaching or beginning your next PE unit on volleyball, take a look at this 30-lesson unit that offers instructional techniques for each lesson, as well as warm-up activities, set inductions, and suggested coaching refinements.

From tiny organisms to entire biomes, young scientists examine the interdependent relationships tying all living and non-living things together with this collection of ecology resources.