Word problems can make even expert mathematicians go blank. Practice solving word problems with an extended version of the GUESS method (givens, unknowns, equations, solve, substitute), which adds the steps of drawing a diagram, making...

Derivatives are useful for many things — they can even keep track of particle motion. An informative lesson plan provides an introduction to the idea of the second derivative in particle motion. Class members determine the...

Sometimes the best way to understand a concept is to break it down. Young vocabulary pupils work with word parts in a hands-on activity that prompts them to connect flash cards with affixes to their root and base words....

One must obey the sine laws. A lesson plan introduces and derives the Law of Sines for non-right triangles. With examples that use the Law of Sines to determine unknown measures in triangles, the lesson plan checks to see...

Need a hand with an Algebra II integer exponent lesson? This versatile worksheet can be utilized as a lesson to supplement instruction. It derives the idea of a negative exponent before practicing a variety of questions.    

Halogens comes from a Greek word which translates to make salt. Lesson 27 in the series of 36 teaches pupils about halogens. Pupils read, discuss, and answer questions in order to learn about haloalkanes and haloarenes. From defining...

Are learners heavy sighing at the idea of reading a primary source, written in a language that is difficult to understand and in cursive? Look no further, because the resource breaks down the Declaration of Independence in an...

Each form of a linear equation has its purpose — pupils just have to find it. Building on the previous lesson in the series, learners examine point-slope and standard form. Using point-slope form, pupils write the equation of a...

Next time you assign your young historians to write a persuasive essay, use this document as a starting point and support them with a rubric, tips for writing a successful persuasive piece, and a general essay outline.

Investigate the different types of slope using graphs and ordered pairs. Scholars use the slope formula to determine the slope of a line between two points. Includes examples with a slope of zero and with no slope. The lesson follows a...

Is your class in another dimension with regards to dimensional analysis? Give them some extra practice with a straightforward activity. Learners convert units by following concise step-wise examples, including setting up the...

Carbon, the base for all organic compounds, exists in nature in its purest form as graphite or diamonds. The 25th lesson in a series of 36 teaches pupils the nomenclature of organic compounds. Learners read about how to use the IUPAC...

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...

Launching a rocket up into the air, throwing a textbook down off a rooftop, or tossing a baseball out to someone in center field are all examples of projectile motion and quadratic word problems. Situations like these are explored here,...

"A professional writers' resource from The Phrase Finder for generating ideas for headlines, advertising copy, song lyrics, etc." Just type your word and the phrase finder will find a phrase to match it. L.9-10.4c References, L.9-10.4d...

MathWorld provides a brief description of the Rolle's Theorem. Click on any of the highlighted words to further understand the material.

The term "tropical-forest foragers," or "pygmies," refers to ethno-linguistically diverse peoples distributed across the forested regions of Central Africa who are particularly short in stature and who traditionally have lived by...

This site not only is a dictionary and a thesaurus, but it also has brain teasers and games.