25% of people 65 and older fall every year, with over 3 million requiring treatment in an emergency department. Click here for a lesson on fall prevention!
The Holocaust was the slaughter of 6 million Jews and 5 million non-Jews who were targeted by Hitler in World War II. Learn about this tragic event here.
The electromagnetic spectrum is all electromagnetic radiation at the speed of light in a vacuum. Learn about all kinds of waves and how we calculate them!
Projectile motion must take into account trajectory, velocity, and acceleration. Discover how to graph paths out and understand with examples and explanations!
Proteins are large molecules constructed through the linking of amino acids. These molecules are essential for structure, function, and cell maintenance.
Opinions find their way into both the spoken and written word, and reveals an author's bias or position on a topic. Learn more about author's position in writing!
The First Derivative Test determines the relative maximums and minimums of a function without a graph. Learn about critical points, estimation, and more here!
An inference is a conclusion reached on the basis of evidence and reasoning which enriches your reading and writing. Read and learn how to make inferences.