Past Exhibit Examples

Get ready to dive into the exciting world of STEM at our upcoming festival, where Science, Technology, Engineering, and Mathematics come to life for students and families across eastern Iowa! This vibrant celebration isn't just about fun—it's about sparking a passion for learning and discovery in the next generation. Together, we’ll explore hands-on activities that fuel curiosity and highlight the amazing career opportunities waiting in the STEM fields. Join us for a day filled with inspiration, laughter, and the chance to envision a bright future in STEM—because who knows? The next great innovator could be right around the corner! 

Please keep these guidelines in mind while planning for a successful STEM festival: 

  • No sales activities—the focus is on inspiring STEM learning and discovery. 
  • Painters’ tape is the only tape allowed on the floor or walls. 
  • Oil of any kind (motor oil, vegetable oil, etc.) is prohibited. 
  • Glitter is not allowed at exhibits. 
  • No open flames are permitted. 
  • If you're bringing live animals, you must get prior approval from the planning committee. 
  • Drones are only allowed with prior approval from the planning committee.

Activities from Various Sectors

AGRICULTURE

‌John Deere

Participants measured the power needed to pull the machinery through wet sand.

Students at John Deere.

ARCHITECTURE & ENGINEERING

‌Origin Design

Origin Design brought a hands-on activity for kids to be able to use Lego duplos to build a retaining wall and see if their design collapses / fails . This activity is designed to get kids thinking about designing. How high of a wall can they build? How can we backfill to give stability?

Student with a small child.


IMEG

Participants were challenged to build the tallest tower out of paper.

Student construction set.


Girls Scouts

Participants worked together to build a straw building with the local girls scouts.

Children playing with an instructor.


ISG

ISG had participants build towers out of foam blocks. Structural stability was determined utilizing a fan to withstand a horizontal wind force.

Towers of foam building.


Collins Aerospace

Participants were able to talk with volunteers about how different aerospace machines work and got the opportunity to test them out. They were also able to make cutout airplanes to take home.

Collins aerospace participants.

COMPUTER SCIENCE

‌Upper Iowa University

Participants operated a GoPro camera and a Wacom tablet to test their graphic design skills.

Kids at Upper Iowa University

CONSTRUCTION

‌Hawkeye Community College

Attendees got the opportunity to feel what it is like to be in the driver's seat behind some big machinery that would often be used on construction sites.

Student at a computer station.


‌Waterloo Career Center

Participants got the opportunity to use drills and other tools to perform basic construction skills.

Students at waterloo career center.

ENERGY & UTILITIES

‌East Penn 

By using Snap Circuits, East Penn had participants wire various items to replicate the flow of energy in a battery.

East Penn students.

ENVIRONMENTAL

‌Black Hawk County Conservation & Soil

Black Hawk Co. Soil & Water Conservation brought a soil erosion rainfall simulator and an Enviroscape watershed model on display to teach students about the connection between storm water, soil erosion, water quality, and what they can do to help protect water in our community.

Black Hawk County students training.


‌Green Iowa AmeriCorps

Attendees were quizzed on their leaf identification skills and were challenged to identify differences.

Green Iowa Corp desk.


Hartman Reserve

Students got the opportunity to look at various different furs and shells to attempt to guess what animals they belonged to.

Students at Hartman Reserve.

FINANCIAL

‌Community Bank of Oelwein

Participants participated in a ring toss using pop bottles. Place on top of bottles were various coin amounts. Participants were asked to calculate the total. If correct, the participant won a prize.

Students at the community bank.


‌First Bank

Attendees learned how to write checks with First Bank. They then were able to practice writing checks on a giant dry erase check.

First bank booth.

GENERAL

‌Iowa Public Television

Participants replicated shapes using tangrams.

Iowa Public Television participants.


‌Loras College Math

Using dice and cards, attendees were able to play a probability game and were challenged to beat the exhibitors.

Students playing dice and cards.

LAW ENFORCEMENT/FIRE & RESCUE

‌Fayette Co. Sheriff Department

Fayette Co. Sheriff Dept. showed attendees the technology utilized by law enforcement everyday.

Children at the Fayette Sheriff Department.


‌Dubuque Police

Participants explored a Dubuque Police Department patrol vehicle.

Dubuque police car.


‌Waterloo Fire & Rescue

Participants were able to test out their firefighter skills with rope rescue equipment and a demo called "HazMat ID Mass Spectrometer" with the Waterloo Fire and Rescue.

Waterloo fire and rescue.


‌UNI STEM

Participants were involved in an investigation to find the missing mascot using chromatography.

UNI STEM


‌Manchester Police Department

Participants got the opportunity to put on goggles to simulate the effects of impairment and attempt to do a set of tasks.

Manchester police department.


‌Dubuque Police Department

Participants were able to test their speed with the Dubuque Police Department to track how fast they could run using a radar gun.

Police doing radar gun tracking.

MANUFACTURING

‌Viking Pump

Participants operated various pumps with Viking Pump. When the water reached the top, the column lit up. They also brought moving pump demos and examples of liquids that they pump.

Viking pump kids.


‌John Deere

Participants welded with a virtual reality tool.

Kids using virtual reality tool.


‌Geater (GMM)

Participants measured the diameter of a circle utilizing different tools.

Experimenting kids using different tools.


‌John Deere

Participants measured the power needed to pull the machinery through wet sand.

Playing with sand.


‌Fusion Products

Participants operated on the computers to test their knowledge of measuring by playing a ruler game with Fusion Products.

Students sitting with laptops.


‌Bodine Electric

Bodine Electric had participants build low voltage (5 volts) electric motors.

Students bulding low voltage em's.


‌Engineering Services and Products

Engineering Services and Products had a demonstration on hydroponic growing, and an activity of building structures out of spaghetti and marshmallows.

Students building structures out of spaghetti.


‌Bayer Crop Science

Bayer Crop Science had various different activities for participants to interact with to demonstrate Bernoulli's Principle, including making vapor rings with trash can to show air flow.

Kids making vapor rings.

MEDICAL

‌Regional Health Services of Howard County 

Regional Health Services of Howard County used an IPad and a 12 inch platform to show participants all the different part of the body that they used during their jump.

Jump recording.


‌NICC Nursing

Participants navigated various syringes by pulling water out of a bowl and measured the liquid in the syringe.

Nurse working with kids.


‌MercyOne

MercyOne operated a small ultrasound machine to view their arteries and veins.

MercyOne nurse working with kids.


‌University of Iowa Medical

UI Health Care provided interactive medical activities. Activities included; laparoscopic surgery. Kids had the opportunity to try their hand at minimally invasive laparoscopic surgery.

U of I Medical students.


‌Paramount Ambulances

Paramedic teaches participants about all the different medical equipment that is used during their job.

Paramount ambulances demostration to kids.


‌Ideal Chiropractic

Children had the opportunity to create a spine out of noodles with Ideal Chiropractic.

Children creating spines out of noodles.


‌MercyOne Dubuque

Students were taught how to "Stop The Bleed" with MercyOne. They got the opportunity to apply a tourniquet to a dummy to practice their life saving skills.

Putting a torniquet on a dummy.


‌Cedar Falls CAPS Medical

Students and families were taught how to listen to their own heartbeat and how the heart works.

Listening to own heart beat.


‌Northeast Iowa Community College Radiology

Attendees were shown different x-rays and were challenged to see what was wrong with the x-ray and learn how x-rays work.

Showing xrays.