1. National Veterans Memorial and Museum – Washington’s Spy Ring and Invisible Ink
2. Air Camp USA – Float to Flight: Buoyancy and Aviation Challenge
3. Ohio Craft Museum – Indigo – The Creative Power of Plants!
4. Rumpke Waste & Recycling – Make Your Recycling Count
5. PAST Foundation – Spark Curiosity with Portable Innovation Labs
6. Metro Parks – Take a Closer Look at the Outdoors
7. Columbus Historical Society – History: The Foundation for all STEM Advancements!
8. Columbus Symphony Orchestra – Sounds of the Symphony
9. Franklin County Engineer’s Office – How Drainage Works!
10. New Albany High School – New Albany High School Robotics Club & Rocketry Club
11. Grange Insurance Audubon Center – Migration Station
12. COSI – COSI Chalkworks
13. Bath and Body Works – The Science of Fragrance
14. Columbus Zoo and Aquarium – Conservation and You
15. Giant Eagle Pharmacy – Get Messy in the Pharmacy
16. HER Academy – BUILD HER Confidence
17. Ohio Life Sciences – Explore Life Science!
18. Franklin County Auditor’s Office – Weights and Measures
19. Franklin County Forensic Science Center – The CSI Effect and Forensic Science Myths
20. Franklin County Recorder’s Office – Science of Record Keeping
21. The Boeing Company – Aerospace Manufacturing
22. Capital University Biology Department – Skin- A Window to the Outside World
23. BBBS of Central Ohio / Camp Oty’Okwa – Bird Buddies
24. US Air Force Metrology and Calibration Program – Air & Space Dominance with Measurement Science
25. Andelyn Biosciences – Advancing Discoveries, Manufacturing Cures
26. COSI Research and Evaluation – Using Our Brain Power
27. SSA Group – COSI Museum Store
28. Information
29. iHeartMedia – The Science of Audio
32. Roto – Create a Cardboard Columbus!
33. NASA’s Glenn Research Center – For the Benefit of All
34. Columbus Recreation and Parks – Columbus Recreation and Parks Bioblitz
35. Squonk – Brouhaha
37. CAS, a div. of the American Chemical Society – CAS presents From Labs to Legends: Female Scientists Igniting Change in the 1960s
38. Westerville Community Booth – Human-Centered Design & Engineering
39. Ohio Department of Agriculture – Ag is Science!
40. CSCC – Dept. of Biological and Physical Sciences – Columbus State Community College: Come Grow With Us!
41. Ohio History Connection – The Toys Are Back in Town: Ohio’s Playful Past
42. EWI – Exploring the World of Robotics
43. ODNR – Division of Mineral Resources Mgmt. – The Science of Fire Prevention and Safety
44. ODNR – Division of Oil and Gas – Explore Products Produced from Ohio’s Oil & Gas
45. ODNR – Division of Forestry – What’s Eating Your Trees and How You Can Help
46. ODNR – Division of Geological Survey – Anyone Can Be a Geoscientist!
47. ODNR – Division of Parks & Watercraft – What’s Beneath Your Feet and In Your Woods?
48. ODNR – Division of Wildlife – Discover Ohio’s Native Wildlife and Their Impact
49. USDA Forest Service – Explore the Forest
50. COSI – The Platform: 9th Grade Cohort – Hands On Science Spots!
51. COSI – The Platform: 10th Grade Cohort – Connect Back!
52. COSI – The Platform: 11th Grade Cohort – Virtual Reality Experience!
53. Columbus Soap Box Derby – Gravity Drag Racing for Kids
54. US Army Corps of Engineers – Science is Dam Fun!
55. Forge Biologics – Forging the Future of Science
56. MAD Scientist Associates – Ohio’s Wetland Wonders
57. Upper Arlington Public Library – Build a Button
58. Franklinton Farms (Franklinton Board of Trade) – Farm to Table: The STEAM Journey (From Planting and Growing to Cooking and Eating Food)
59. Keep Columbus Beautiful – ‘Trash’ Engineering? For the Birds!
60. Mater Academy Preparatory – STEM Explorers
61. Wiley Companies – Chemistry for Your Health!
62. Columbus Metropolitan Library – Wonderful World of Bubbles 
63. USA BMX Foundation  -The BMX Experience
64. Otterbein University – Light and Sight
65. COSI – Sensory Space

67. AmplifyBio – Scaling Science For Life
68. GAMA – Origins Game Fair – Learning Fun With STEAM Board Games
69. Marysville STEM Early College High School – Pathways to the Future
70. Burgess & Niple – Creating a Better Tomorrow
71. Nationwide Children’s Research, AWRI – Animal DNA Bracelets
72. Solid Waste Authority Central Ohio (SWACO) – Nature Recycles
73. Abbott – Pedialyte Hydration Station
74. American Society for Nondestructive Testing – Nondestructive Testing Keeps the World Safe
75. Columbus Museum of Art – Wonder Bubbles
76. Cardinal Health – The Science Behind Healing: STEM in Healthcare 
77. Intel – Intel
78. Boonshoft Museum – Engaging Curious Minds
79. American Regent – Crafting Essential Pharmaceuticals
80. Columbus Gospelfest – The Science Behind Music
81. London City Schools – Watt’s Up? Adventures in Electricity
82. Metro Early College HS & MS – Metro Innovators: Light Up the Galaxy with STEM
85. Google – Where The Internet Lives
87. Naval STEM Coordination Office – STEM Internship, Scholarships, and Fellowships
88. Naval Information Warfare Systems Command – Biometric Bookmarks: Robot Arms
89. Naval Information Warfare Systems Command – Biometric Bookmarks: Critical Thinking Puzzles
90. Naval Air Systems Command – Lightsabers – STEM Fun with LED Circuits
91. Navy Bureau of Medicine and Surgery – Experience Virtual Reality (VR)!
92. America’s Navy – STEAM in America’s Navy
103. Zero Waste Event Productions – Trash Sorting and Diversion
104. OSU – Dept. of Entomology – BUGmobile
105. Workforce Development Board of Central Ohio – OhioMeansJobs Columbus – Franklin County
106. OSU – The James Mobile Education Kitchen – Molecular Gastronomy
107. Central Ohio Transit Authority (COTA) – Find Your Way Through 50 Years of Innovation
108. NBC4 WCMH-TV – STORM TEAM 4 THE MOST ACCURATE
109. 80 Acres Farms – The Future of Farming
110. AEP – Spark Force One
112. GrowNextGen – Tractor Experience

93. Solstice Outreach – Space Science with Solstice Outreach
94. Dept. of Public Utilities & Sustainability – Flowing Wonders: Exploring Water Science with Public Utilities & Sustainability
95. Public Utilities Commission of Ohio – Electric Safety Display
96. Technical Difficulties 4085 – More Than Robots – Fun with Fluke
97. Friends of the Lower Olentangy Watershed – Friends of the Lower Olentangy Watershed
98. City of Whitehall / Civil Air Patrol – Whitehall’s Skyward Journey: Aerospace, Civil Air Patrol, and the Science of Flight
99. Paragon-Tec – We Are Going Back To The Moon
100. Armstrong Air & Space Museum – Our Lunar Legacy
101. The Ceramic and Glass Industry Foundation – The Sweet Science Behind Glass Fibers
102. Columbus School for Girls – Sisters in STEM

31. Sweet P’s
113. Chilljoy
114. Bytchn Kitchen
115. Roosters
116. Hibachi Run
117. Squeaky’s Cheese Curds
118. Swensons Drive-In
119. Pitabilites
120. Tortilla Street Food
121. Funnel Cakes
122. COSI Grill Tent
124. Dippin’ Dots

123. GrowNextGen – Soy Much Fun!
125. Information
129. Honda – The Science of Racing
131. Battelle – Discover Your Science Superpower!
133. OSU – Comprehensive Cancer Cntr. The James – Giant Inflatable Colon

134. OSU – Cntr. for Cognitive and Behav. Brain Imaging – Buckeye Brains
135. OSU – School of Health and Rehabilitation Sciences – Buckle Up With Brutus
136. OSU – Molecular Genetics – FUNdamentals of Genetics
137. COSI Education / OSU – Rubik’s Cube Club – STEAM…With a Twist!
138. OSU – Astronomy – Exploration of Exoplanets
139. OSU – Biomedical Engineering – Engineering: People Helping People
140. OSU – Buckeye Space Launch Initiative – Buckeye Space Launch Initiative 
141. OSU – Dept. of Mech. and Aerospace Engineering – Mechanical and Aerospace Engineering at OSU
142. OSU – Engineering Education – First-Year Honors Robotics
143. OSU – Infectious Diseases Institute – Tick Tock, Tick Talk
144. WOSU Public Media – Dino Dig with WOSU
145. OSU – School of Earth Sciences – Geological Treasures
146. OSU – System, Optim., and Autonomous Robotics Lab – Cooperative Drone Autonomy
147. OSU – The Living Art and Ecology Lab – The Living Art and Ecology Lab
148. OSU – Welding Engineering – Manufacturing the Future
149. OSU – Dept. of Materials Science and Engineering – Materials for the Benefit of Humankind
150. OSU – American Institute of Chemical Engineers – Strawberry DNA Extraction
151. OSU – American Soc. for Microbiology Student Chap. – Microbes Seeing the Light
152. OSU – Arabidopsis Biological Resource Center – Arabidopsis, a Model Plant
153. OSU – Battelle Center for Science & Public Policy – Using STEAM to Make the World a Better Place!
154. OSU – Buckeye Language Network – Language: That’s What We’re Talking About!
155. OSU – College of Medicine-Division of Anatomy – Have No Fear, Anatomy is Here!
156. OSU – Dept. of Horticulture and Crop Science – The Rubber Bandits
157. OSU – Olentangy River Wetland Research Park – City Critters: Wildlife in an Urban Environment
158. OSU – Dept. of Microbial Infection and Immunity – How Can Your DNA Cause and Cure Disease?
159. OSU – Dept. of Microbiology-Sullivan Lab – Phage Hunters
160. OSU – ElectroScience Lab – Wearable Mania!
161. OSU – Food Sciences and Technology – The Science of Food
162. OSU – Generation Rx & Coll. of Pharm. Lab at COSI – Generation Rx
163. OSU – Knowlton School of Architecture – Build a Great Career!
164. OSU – Mathematics – Math Moments with Buckeyes
165. OSU – OSU Ext. Food Safety & Ext. PH AmeriCorps – Bacilli, Cocci, Spirilla, Oh My!
167. Ohio Department of Higher Education – Made in Ohio: STEM Education & High-Tech Careers
169. Ohio Department of Education and Workforce – Gear Up for Tomorrow: Robotics Showcase