As one of the state‚Äôs premier science competitions, Ohio Science Olympiad allows students in grades 6-12 to demonstrate their skills in science, technology, engineering, and math (STEM). Ohio ranks seventh in the country for the overall number of student participants. 

Each year, more than 4,500 students from around the state of Ohio make up 300+ teams that compete in the program. Tournament competitions consist of 46 hands-on events in multiple STEM disciplines that require preparation, commitment, coaching and practice throughout the year. 

2018 - 19 Key Dates

Monday, August 20, 2018
Ohio Science Olympiad Registration Opens

Wednesday, December 12, 2018
Ohio Science Olympiad Registration Closes

Saturday, April 27, 2019
Ohio Science Olympiad State Tournament

May 31 - June 1, 2019 
Science Olympiad National Tournament


9/24/18 - The Ohio Central Regional (Region 6) Tournament will now be held on March 9, 2019 due to a scheduling conflict.

9/20/18 - Raymond Park Middle School in Indianapolis, Indiana will be holding an invitational on December 8, 2018. Please visit for more information.

9/12/18 -  The 2019 Princeton University Invitational will be on Saturday, February 9th, 2019. Please visit for more information.

8/20/18 - Ohio Science Olympiad Registration is now open!

8/8/18 - Ohio State Tournament is Saturday, April 27, 2019.