Why do authors write? Practice determining the author's purpose with a categorizing activity. Learners sort twelve short passages into three categories: persuade, inform, and entertain.

How do computers sort data lists? Using eight unknown weights and a balance scale, groups determine the order of the weights from lightest to heaviest. A second instructional activity provides the groups with other methods to order the...

Reinforce the concept of fractions and decimals as part of a whole with a lesson that begins with a mixed review, then goes into a three problem guided practice, and ends with a collaborative activity. The guided practice and activity...

Abracadabra! Provide your class with the tools to perform a chemical "magic show" as they predict the charges of various ions, determine ionic compound formulas, and make observations to determine when a chemical reaction between...

Does a linear or exponential model fit the data better? Guide your class through an exploration to answer this question. Pupils create an exponential and linear model for a data set and draw conclusions, based on predictions and the...

How would you spend your last days with a loved one? The movie guide for The Fault in Our Stars prompts scholars to compare important scenes from the novel to the film and contains background information about the author, guided...

Get straight answers on a curved grid. An interactive has learners apply the Law of Cosines to find the distance between two points on the polar coordinate plane. The pupils use the radii lengths and the angle between the two radii...

Six questions make up a challenging interactive that tests scholars' knowledge of repeating decimals. Mathematicians answer true or false and multiple-choice questions with help from a tool that highlights decimal movement in an...

Teaching about inclined planes may seem like an uphill battle, but there's a straightforward way to do it. An Honors Physics presentation covers static and kinetic friction, the forces of friction, and inclines. Additionally,...

How are arc lengths and radians related? An interactive resource demonstrates the relationship as pupils create arc lengths in a unit circle and compare them to the angle measurements. Questions ask individuals to build upon this...

Maps are great for helping you get where you're going, but what does that place actually look like? Geology scholars compare and contrast the features of topographical and geologic maps using an interactive lesson. The resource describes...

Under which conditions can a triangle be classified as isosceles? High schoolers practice identifying isosceles triangles and special line segments, including angle bisectors, medians of triangles, and perpendicular bisectors of sides of...

How different can 3-D and 2-D really be? An engineering resource provides an explanation about the importance of two-dimensional technical drawings. Several samples show how to create multi-view drawings from pictorials and...

Every object we see must pass through a lens, but how does each individual's lens differ? Learners explore the science behind refraction and lenses, uncovering the details that allow them to perform daily activities.

There is bias in many aspects of our lives, and math is no exception! Learners explore provided data to understand the meaning of biased and random samples. The resource includes various data sets from the same population, and...

What does math have to do with the behavior of the earth and sun? Learn how the movement of celestial bodies has influenced the development of trigonometry. Scholars connects the details in mathematics to their...

Young biologists begin researching giardia and completing an epidemiologic triangle. They then portray either a parent of a sick child or a physician in a fun role play activity. 

The present tense is a helpful skill to review in any language arts classroom. Focusing on statements made in the affirmative and in the negative, a slideshow presentation guides pupils through grammar rules and examples for the simple...

Here, young historians compare their early lives to that of Dr. Martin Luther King Jr.'s. They listen to a read aloud of a story by Dr. King's sister, and then write in the provided reflective journal template. Lastly, they share their...

Many and many a year ago Edgar Allan Poe crafted the chilling tale of "Annabel Lee." The poem is the perfect vehicle to introduce Poe's concept of unity of effect, the idea that every element in a poem or story should help to develop a...

A three-part assessment tests scholars' reading and writing capabilities. Young readers listen to and read an excerpt from Frog and Toad Together by Arnold Lobel. After drawing pictures of what is memorable, learners discuss...

What features do scientists use to classify animals into groups? Class groups examine a series of paired images of vertebrates (a bass and a trout, a toad and a newt, a crocodile and a tortoise, an owl and a robin, a tiger and a bear)...

The best learning environment is a safe learning environment. Remind young scientists about safety rules and regulations in the science lab, the classroom, and the field.

Use STEM activities within the class to provide connections to concepts. The resource includes activities that range from working with buoyancy to building rockets and launching them. Other activities involve the engineering design...