Robots Demonstrations (2) Robots Demonstrations (2) Date: 05 March 2013 Copyright OIST (Okinawa Institute of Science and Technology Graduate University, 沖縄科学技術大学院大学). Creative Commons Attribution 4.0 International License (CC BY 4.0). Download full-resolution image Tags Community Relations Events Share on: Related Images Students in the 1st and 2nd grade class looking at what they found on the beach Preschoolers learning about mixing colors with OIST employee Sarah Wong and University of the Ryukyus intern Claire 3rd and 4th graders having a paper airplane race Feeding Squid Students visiting the OIST Marine Science Station watch as the resident squid are fed. Onna at Low Tide At low tide, the ocean retreats and reveals a host of intertidal marine organisms within the sand, rock pools and seagrass. By wading through the shallow waters, it is also possible to see the coral reef.