Students participate in an investigation in which they compare a polyethylene bag designed for recycling or disposal with a polyethylene food storage bag. Students use hexane to determine the differences between the low density...

A must-see for teachers who are tired of reading essays full of simple sentences, this thorough and engaging presentation teaches students to subordinate independent clauses by turning them into adjective clauses. Don't be discouraged by...

Build your sign language vocabulary with this ASL lesson. Link to videos that show how to sign properly. Intended for those teaching or learning ASL as a mode of communication.

In an orderly fashion, go through diagramming sentences with your class. Beginning with a simple sentence and the placement of subject and verb, subsequent slides slowly add on more branches and lines with explanations of sentence types...

Show the comparative forms of adverbs with a straightforward worksheet. Learners decide how to represent 16 adverbs in both comparative and superlative forms.

Fill those extra ten minutes of math time with this fun counting activity. Given a short sequence of numbers, young mathematicians stand in a circle and count one-by-one until the last number is reached, at which point the whole group...

Learners take on the roles of jurors in a civil case to evaluate evidence and determine a verdict in this engaging online interactive experience.

If the Lorax were to write a letter, what would he write? Introduce your class to systems and feedback loops through the whimsical stylings of Dr. Seuss. Learners take on the Lorax's point of view to write a letter, among other activities.

Help young biologists piece together an understanding of cell structure with a comprehensive review worksheet. Tasking students with describing the function of the organelles found in cells and their relationship with one another,...

If you'd like your class to write in varied sentence patterns, use a worksheet focused on adverb clauses to enhance their writing. After reading a short explanation and example of adverb clauses, young grammarians underline the part of...

Everything you wanted to know about calculus—and more! The resource is a complete Calculus textbook with explanations, examples, and practice problems. 

Communicating results is just as important as getting results! Learners create a poster to highlight their findings in the experiment conducted in the previous lesson in a 30-part series. The resource provides specific criteria and...

Do not let friction drag you down! The 11th segment in a series of 22 focuses on the fourth force acting upon an airplane—drag. Pupils learn about the effects and causes of drag.

Tommy is stuck in a dungeon and can only escape if you can discover the correct formula for velocity! Through trial and error, scholars enter the velocity required for Tommy to reach the elevator at the proper time. Then they extrapolate...

Now you have a new excuse not to do your homework. A long-term experiment has learners explore cellulose-digesting enzymes. They simulate how paper breaks down in a compost bin. There's no need to blame your dog for eating your homework...

Start your engines! Small groups collect data from websites pertaining to the Indianapolis 500 in order to determine average speed per lap and miles in each lap. The lesson requires prior knowledge of the the formula d=rt.

Learners analyze how Emily Dickinson perceived herself as a poet. Students read correspondence between Dickinson and her preceptor, Mr. Higginson to determine the depths of their relationship. Learners interpret several of her poems.

Learners identify and analyze land use changes over time with historical aerial photographs. They classify different land use into categories.

Students develop awareness of occurrences of earthquakes in Illinois and their past and potential future damage, and examine distribution of earthquakes in central U.S. regions.

Fifth graders complete a unit of lessons on the definition of dance. They view videos of various dances, compare/contrast the dances viewed, categorize a list of words about dance on a handout, write journal responses, and perform dance...

Investigators collect the carbon dioxide produced when an antacid tablet is activated and identify what alteration produced the most gas. They also collect the gas in a buret in order to practice precision. Then they choose between two...

Students work in groups to prepare a brief broadcast or print news report from one of five possible viewpoints about an environmental contamination scenario. Students are given basic information about a chemical spill in a small town and...

Students conduct qualitative and quantitative investigations based on the interaction between water and various polymers. They determine the percent moisture contained in various plastics along with a qualitative procedure to determine...

Students participate in lab activities in which they examine immersion, stain resistance, and stress cracking of synthetic polymers. Students use their collected data to discuss service applications and possible performance of materials.