Packed with visual aids and multiple learning opportunities, an engaging exercise challenges individuals as they explore the role of producers, consumers, and decomposers. After discussing differences between food chains, food...

Challenge young grammarians with a short assessment on verbals. As your class progresses through each exercise, they demonstrate understanding for modal verbs, imperatives, infinitives, and gerunds.

The complex relationship between a teacher and his student takes center stage in an instructional activity that asks readers to pay close attention to how author Ethan Canin introduces his characters and how he develops the character of...

Accept NASA's challenge to design heavy lifting vehicles. Groups of three design balloon-powered rockets to carry as much payload to the ceiling as possible. The teams are encouraged to launch several times while making...

If the shoe  doesn't fit, design a new one. Discovery Education challenges pupils to put the engineering process in action by designing a shoe. Groups design and build a shoe prototype based upon the client...

Looking for higher-level thinking questions? This assessment provides questions that challenge young mathematicians to think and analyze rather than simply memorize. Topics include piecewise functions, linear modeling, exponential...

The sun's diameter is 864,337 miles—challenge learners to create a scale model of the solar system that fits in your classroom. Scholars make conversions and work with scientific notation as they create the scale model. 

Encourage responsible behavior with a worksheet that challenges scholars to read four scenarios, identify the level of responsibility, and brainstorm consequences of the actions taken.  

Mathematics set notation can be represented through a computer program loop. Making the connection to a computer program loop helps pupils see the process that set notation describes. The activity allows for different types domain and...

Get an in-depth look into a narrative text with a three-page worksheet that examines a story's character—actions, sayings, thoughts, and appearance—setting, and challenges scholars to write a brief summary about what they've read. 

Challenge the class to determine the equation of a line. The 21st part in a 33-part series begins with a proof that every line is a graph of a linear equation. Pupils use that information to find the slope-intercept form of the...

Discover the scale factor by finding the constant of proportionality. Pupils investigate drawings to determine whether the distances are proportional. The activity defines the scale factor as the constant of proportionality, or unit...

How has our relationship to energy changed over time? An engaging exploration challenges learners to create a timeline showing human energy needs and uses over time. Scholars review what timelines are, choose a 50-year period in history...

No matter how you slice it, it's still a polygon! An engaging lesson examines the different ways you can slice a prism. The lesson begins with simple parallel and perpendicular slices. It then challenges scholars to slice the prism to...

Japan is one of only a handful of countries that constructs buildings that are almost earthquake proof. The 13th lesson in the 20-part series challenges scholars to build structures to test against earthquakes. With limited materials and...

If the delay between a sound and its echo is less than 1/10th of a second, the human ear can’t distinguish it. Through the use of a Slinky, rubber band guitar, and straws, scholars explore where sound comes from and how it travels....

Gaia Squarci's photo essay, Broken Screen, turns viewers attention to the challenges faced by those with visual impairments. After viewing the images, class members discuss why they believe the photographer structured the album as she did.

It's said that opposites attract, but what about opposites of opposites? Individuals learn about the opposite of opposites using number lines. They complete a group activity in which members determine the opposite of opposites of...

Send the new faces in your class on a people hunt with a quick back-to-school, get-to-know one another activity. Learners are tasked to find a person in their class with blue eyes, wears glasses, has a birthday in March, and...

Students love the opportunity of going to the library to jump into that one comfy chair in the whole room with a book, or be a lucky one to get to the computers before anyone else. But knowing how to locate books and other reference...

How does your class measure up? Young scientists create a scale drawing of the JOIDES Resolution in a collaborative activity. The lesson incorporates mathematical principles with deep-sea exploration to focus on enhancing measurement...

Challenge your classes to use electric fields to hit a target. Scholars place positively and negatively charged particles on a game board to direct a charged particle to a target. They can choose to view the electric field and force on...

One of the biggest challenges for beginning scientists is figuring out the names of the equipment! Introduce your chemistry class to essential lab apparatuses using a series of related games. Pupils pair images of a test tube, funnel,...

Ethanol, a grain alcohol, reduces emissions and conserves petroleum when mixed into gasoline. Four puzzles challenge pupils to match alcohols to their structural formulas, types of alcohol, and full oxidation products. Each puzzle...