Environmental explorers examine the campus and take note of living organisms. Introduce them to the biosphere and the questions of the day: How much water can be found in the biosphere? A slide show helps you along, and even contains a...

Everyone talks about dotting your i's and crossing your t's, but what about curling your apostrophes? These important punctuation marks are the focus of this presentation. Class members will learn all about contractions, plurals, and...

Invite your learners to take a look at life during the term of United States president George Washington through analysis of an interesting primary source. The document summarizes American manufacturing capacities, as detailed...

Henry and Mudge are best friends in Cynthia Rylant's book series featuring the adventures of a boy and his dog. Use this worksheet packet to accompany Henry and Mudge: The First Book and Henry and Mudge Take the Big Test. Learners...

How can both individuals and governments respond to climate change and take responsibility to reduce its effects on our environment? Here you will find three lessons filled with discussion, debate, and role-playing...

How much water does it take to brush your teeth? How about to wash your clothes? Perform an experiment that measures water usage in everyday tasks and compares them to the days before indoor plumbing, specifically the California...

Looking to set up literature circles in your class? Use these materials to support pupils when they meet in groups. Pupils take on various roles over the course of reading and meet with their groups to share the work they have done on...

This trigonometry textbook takes the learner from a basic understanding of angles and triangles through the use of polar coordinates on the complex plane. Written by a mathematician-engineer, examples and problems here are used to...

Take a trip all around the town! Kids go round and round with a fun set of lessons based on "The Wheels on the Bus." After singing the song together, little learners figure out the hand gestures, reenact the song, and read an...

Interviewing skills are important, even outside of a news reporter's desk or employer's office. Take your class through the process of interviewing people they don't know with a set of case studies featuring journalists and various...

Teenagers love to take risks to test their personal boundaries, but many risks are too dangerous to try. The set of exercises in this packet teach your class about the ways they can stay safe and protect themselves while still having fun.

Rolling for momentum. As part of a study of mechanical energy, momentum, and friction, class members experiment rolling a ball down an incline and having it collide with a cup. Groups take multiple measurements and perform...

What happens if the exponent is negative? The resource takes a look at a problem two different ways, with one resulting in a negative exponent. The approach provides an explanation of how to evaluate negative exponents. 

We know theorems about circles—now what? Class members prove a theorem, with half the class taking the case where a point is inside the circle and half the class taking the case where a point is outside the circle. The lesson then...

See how a marshmallow can hold up a bridge load. Teams take a closer look at the design of bridge piers. They determine the types of loads that might affect a bridge, and, using that information, they calculate the needed cross-sectional...

It takes a strong foundation to build a house and a stronger one for a bridge. This resource presents the effects of geology and soil on bridge foundations. Working in groups, the class investigates the interaction of shallow and deep...

Introduce teams to quantum dot solutions with an activity that has them expose solutions to a blacklight, observe the colors, and take measurements. Groups graph the data and analyze the dependence between particle size and...

It's not so straightforward — lines can model a variety of applications. Pupils experience linear relationships within the context of science, including Hooke's and Ohm's Laws. Class members got a taste of motion and speed from the...

Groups use a marble to determine the viscosity of household fluids. The procedure calls for pupils to measure the amount of time it takes a marble to fall a specified distance in the fluids. Using unit conversions and algebra, the teams...

Translating complex numbers is as simple as adding 1, 2, 3. In the ninth lesson in a 32-part series, the class takes a deeper look at the geometric effect of adding and subtracting complex numbers. The resource leads pupils into what it...

Context is key when it comes to historical research. Prior to field research, class members learn as much as they can about the site they are going to visit. Groups investigate and prepare presentations about the history of the site, the...

What better way is there to introduce conservation of mass than a few simple experiments? Young chemists conduct two chemical reactions, take the masses of reactants and products, then compare their results to determine...

Tone is a tough topic to teach to teenagers. But never, fear, help is here in the form of a unit plan that takes advantage of their interest in music to set the stage for a series of activities that lead them to understand how setting,...

¡Qué guay! An interactive Spanish resources takes beginning learners through some common phrases that are sure to enhance their conversational skills. ¡Buen provecho!