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...

The BC (Before COVID) and AC (After COVID) classrooms differ. Instructors must reestablish protocols and opening and closing routines with learners who are no longer used to in-person learning. The second routine in the series designed...

What was the most beneficial policy for nineteenth-century African Americans: to stay in the United States and work for freedom, or to immigrate to a new place and build a society elsewhere? Your young historians will construct an...

Substances with the same empirical and molecular formula must be differentiated by their structural formula. Part two in a series of 36 has pupils using chemical formulas to calculate how much of a compound is present in a given...

Investigate how similar and congruent figures compare. Learners understand congruent figures have congruent sides and angles, but similar figures only have congruent angles — their sides are proportional. After learning the...

Introduce your class to the concept of finite-state automata with an activity that asks individuals to try to map their way to Treasure Island by taking different routes though an island chain. Each island has two ship sailing...

This is an excellent resource for teachers to use for incorporating the motion picture Glory into the classroom! Breaking down the film into particular noteworthy and telling scenes, the guide offers important considerations for...

What do physicists and musicians have in common? A lot more than you might think. After first viewing a slide show presentation and completing a series of skills practice worksheets on the physics of light, sound, and...

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...

All triangles have some things in common. Using these properties of triangles, learners find missing angle measures. Scholars use the Angle Sum Property and properties of special triangles throughout the lesson.

Investigate field properties of real numbers. Scholars use a table for a given operation to determine the identity element. They use the same table to find a missing value in an equation.