While often used interchangeably, the distinction between accuracy and precision is critical for many scientific endeavors. Discover the importance of consistency for precise results, and the need for accuracy in the field of research,...

Three, two, one, blast off to a better understanding of force and motion with this exciting science lesson! Beginning with a discussion about rockets and gravity, young scientists go on to complete a series of worksheets about net forces...

After reading about the history of tape dispensers, learners compare and contrast different dispenser designs. Next, teams work within budgetary and time constraints to design a better dispenser. When finished, each engineer reflects on...

With James Cameron's DEEPSEA CHALLENGER expedition as an example, engaged engineering middle schoolers learn about biomimicry and how engineers can imitate processes in nature to design new technology. They experiment with temperature on...

Using popsicle sticks and glue, groups must work together to design and build a bridge that can support weight and is aesthetically pleasing. The lesson begins by learners reading about different features of bridge architecture, followed...

Working under specific constraints and with designated criteria, groups work together to create a product using an assembly line process. In addition, they work through the entire engineering design process with an excellent graphic to...

Sure, you may be able to build a better mousetrap, but what about a gum dispenser? In a fun engineering challenge, teams must design and build a working interactive gumball machine with specific constraints and criteria.

In an effort to practice engineering design, STEM classes break out into teams and endeavor to make a working ink pen. To prepare, they read about writing implements through history, patents, and viscosity of liquids. Armed with this...

Aspiring space engineers design a rocket launch platform together to explore materials. The platform needs to be lightweight so that it can be transported easily, but super strong so that it can support the weight of the rocket and its...

Sometimes engineering problems that seem easy prove to be more challenging than imagined. Present your class with the challenge to build a functional display tower to support a statue using only the supplies available in class while...

Providing clean water to a town is quite a feat... is your class up for the challenge? After a short reading about water towers, groups work together to design a working water delivery system. The water flow must be adjustable (able to...

A fun and challenging activity for nearly any age group, partners must work together to build the tallest structure possible using paper clips, straws, and pipe cleaners. In addition to being tall, the structure must also be able to...

Here is a six-minute video of a pair of electrical engineers that illustrate how to build a wind turbine. A list of materials is provided, along with general guidelines for your class. Use this to introduce turbine design to your...

Electrical engineers entertain and explain how to construct an electromagnet-driven motor. Kellie and Mike, the hosts of the show, are enthusiastic teachers that will help introduce a project that you likely include in your middle school...

Mike and Kellie, a team of electrical engineers, demonstrate how to to design a contraption that accurately drops a marble onto a target. The materials needed and general instructions are provided on the website or via a downloadable...

Here is a tasty challenge, especially for middle school engineers: design a container that meets mass and volume criteria, and will safely transport a tortilla or potato chip through the mail without damaging it! Mostly, this is a crisp...

Using a cut-out template of a whirligig, emerging engineers experiment with flight behavior. After you teach them the concepts of force, air resistance, and lift, they discuss what variables on the whirligigs might be changed in order to...

Engineering enthusiasts are sure to explode in understanding as they practice the engineering design process (EDP). A container of "toxic popcorn" is placed in the classroom. Teams must work together to devise a method for removing it...

Engineers face a variety of challenges to solve; help your future engineers practice designing a solution to a simple, yet common issue: shipping items without damage. Teams will work together to design and test a shipping system for a...

How tall is your marshmallow structure? Using only limited supplies (including uncooked spaghetti noodles, masking tape, and one marshmallow), teams endeavor to support the marshmallow atop the tallest spaghetti structure they can build....

How are forces and motion important to a swing set? Scholars explore the concepts of force and motion using swing sets. In preparation for their own STEM design project, individuals take surveys and data from peers, complete labs on...

What types of materials absorb sound? Learners explore sound waves, the decibel scale, and how different materials affect sound. Then, they use their knowledge of sound meters to complete a STEM engineering design task to build...

Can paper flowers have some of the same properties as real flowers? First, learners investigate how water is absorbed into a flower through capillary action by using real flowers, yarn, and paper. Then, they have an opportunity to create...

Extracting oil is more difficult than many think! Learners work together and get hands-on as they represent oil companies drilling for oil by simulating oil extraction using beans. They identify the challenges faced in using...