Past Exhibit Examples




University of Iowa: Health Care STEM Education - Participants had the opportunity to test their skill as a surgeon by performing various activities with the Laparoscopic Surgical Trainer. 

University of Iowa Laparoscopic Surgical trainer


West Delaware High School - Students got to try out a welding simulator.

West Delaware High School Booth

Farmtek - Spaghetti and Marshmallows to have the kids create trusses demonstrating how different shapes create different strengths.



Science Center of Iowa - The Science Center of Iowa explained static electricity through different interactive activities. The students had the opportunity to touch the metal globe that created static electricity.

Science Center of Iowa

Hands on activity where students can grind different small grains to see how crops are processed into food for consumption. CAD program to explain how tractors are designed.

photo of John Deere Exhibit

Ignition & Radius - digital courses that use online gaming and simulations.

Ignition and Radius- digital courses table

Keystone AEA - MERGE goggles and cubes make it possible to interact with virtual objects! Students were able to hold the cubes and use the goggles to make it look like they are holding different organs and learn more about each one.

Keystone AEA

LED or Fluorescent energy bike - displays how much energy is required to make the two different types of light bulbs work properly.

LED energy bikes

EKG and blood pressures

EKG and blood pressure demonstrations

Building towers with wooden blocks to see how it stands up to wind forces (fan).

wooden block towers with standing wind force

Demonstration of the principles of a hydraulic system using water instead of hydraulic oil. Explanation how these principles are applied in machines like a tractor.

principles of hydraulic systems

Community Bank of Oelwein. Participants were able to test their knowledge and see if they were smarter than a banker.

Photo of Community Bank of Oelwein booth

A wheel of fortune with questions relating to the anatomy of a skeleton.

Skeleton anatomy wheel of fortune game

EAB display and information about monarch caterpillars - showing their life cycle and migration map. Activity: making a caterpillar that turns into a butterfly re-enforcing the life cycle of insects.

Matching activities regarding matching amounts of ingredients with pudding cups with different candies and cookies in them as a treat.

ConAgra's matching ingredients with batches

MaKeyMinecraft - making cardboard, tinfoil pickaxes, and shovels that children can physically use to control a game of Minecraft by touching the tinfoil to a control surface to do an action and stepping on a directional pad to move the character. Visual programming language Scratch running on a computer that is the size of a deck of cards.

MaKey Minecraft

Environscape model demonstrating what a watershed is, the effect that storm water runoff has, the impact of pollution, and what people can do to help prevent it.

Environscape model

Building Mini Lava Lamp - a demonstration of liquid density, the release of gases in a chemical reaction, acids and bases, and intermolecular polarity.

Mini Lava Lamp

Chemistry experiments - using a polymer that turns water into a solid, freezing flowers in liquid nitrogen and encouraging children to break them, demonstrating how ferrofluids flow in response to magnets, making flubber with the attendees, and demonstrating how xenon is a heavier gas than air.

chemistry experiment