Buying a new sofa? Learn how to use the Pythagorean Theorem, as well as algebra and graphing techniques, to determine whether the sofa will fit around a corner (which I'm sure you'll agree is a very important consideration!).

Learners step up to the plate as they first complete an assessment task using linear equations to determine the best company from which to buy baseball jerseys. They then evaluate provided sample responses identifying strengths and...

If you can multiply binomials, you can factor trinomials! This is the premise for a lesson on factoring. Pupils look for patterns in the binomials they multiply and apply them in reverse. Examples include leading coefficients of one...

There's no place like home. Future home owners investigate the cost of buying a house in the 33rd installment of a 35-part module. They come to realize that the calculations are simply a variation of previous formulas involving car loans...

Time to study the most sensible function — rational functions! The seven-lesson unit develops the concept of a rational function through a connection to rational numbers and fractions. Scholars graph functions, solve equations, and...

Scientists in California developed a bionic eye that allows blind people to see edges of objects in black and white and costs $145,000. In the activity, groups of scholars discuss bioengineering, focusing on the human eye. They then...

How many rabbit costumes can be made? This is the focus question of an activity that requires scholars to use multiplication and division of fractions to solve a real-world problem. They determine the amount of fabric necessary for eight...

Math is all fun and games! Use a game strategy to introduce the concept of sequences and their recursive formulas. The activity emphasizes notation and vocabulary.

Develop a formula based upon numerical computations. The 31st part of a 33-part unit has the class determine the formula to convert a temperature in Celsius to a temperature in Fahrenheit. They do this by making comparisons between the...

A seven-question assessment determines how well your learners understand the procedures to add, subtract, multiply, and divide signed rational numbers. Pupils show their understanding through problem-solving situations. 

What is the difference between making inferences and making observations? Young climatologists refer to a PowerPoint to make observations on each slide. They record their observations in a provided worksheet before drawing a...

Use more than one whole to solve percent problems. The ninth installment in a 20-part series has pupils work percent problems in which they must determine two wholes. Individuals use double number lines to represent and solve the...

Pupils determine scale factors from one figure to another and the scale factor in the reverse direction. Scholars compute the percent changes between three figures. 

What effect does changing the perimeter have on the area of a figure? The five problems in the resource explore this question at various grade levels. Elementary problems focus on the perimeter of rectangles and irregular figures with...

Would you believe that your digestive system stretches to five times your height?! Help your pupils to understand this relationship as they work through the laboratory exercise. The first instructional activity of a 12-part series is a...

Use science to solve the mystery of the Poplar murder. Pupils use forensic botany to determine if a suspect could be the killer. By analyzing images from a Transmission Electron Microscope, learners determine if the material found on the...

After reading the first, second, and third parts of "How Bear Lost His Tail", third grade writers answer questions about the story by completing a series of options, including discussion points. Then, they begin to plan a new narrative...

Should the excavation of what is believed to be the cave of the Lone Woman of San Nicholas Island be allowed to continue? As a practice exercise designed to prepare pupils for a timed writing exam, individuals read two Los Angeles...

Jack London's heart for adventure has come to define the spirit of America and its frontier. Selected passages from the foreword The Cruise of the Snark take eighth graders through London's construction and voyage of his ship before...

As an assessment of their skill in crafting a compare and contrast essay, class members read and compare the portrayals of nature in excerpts from naturalist John Muir's My First Summer in the Sierra and from poet Emily Dickinson's...

Magnus takes a visit to the classroom in the 20th chapter of Matilda. Or does he? After reading, learners interview the person in the hot seat to get a detailed account of what happened during this chapter. Then, they write individual...

Combine mathematics and science to calculate measurements of unmeasurable materials. Individuals use knowledge of density and volume to determine the thickness of the film used in production. They also apply stoichiometry to...

Most of us have heard of Rosa Parks, the Montgomery Bus Boycott, and Martin Luther King, Jr. But what about Claudette Colvin, Virginia Durr, Freedom Summer, or the Birmingham Children's Crusade? A five-lesson unit prompts class...

Working in groups, learners practice using gerunds as subjects by talking to one another. Then, independently, they write sentences using a subject, a verb, and a subject complement from a given list of each and in their own words. They...