Classified for credit

Stingray touch-tank exhibit at Columbus Zoo — marine biology, elasmobranch anatomy, and animal adaptation for hands-on learners.

Downtown Toledo aquarium with live freshwater and marine exhibits — fish biology, aquatic ecosystems, and animal adaptation.

Hands-on science and industry museum in Newark, Ohio covering glassblowing, geology, and STEM making — applied chemistry, materials science, and industrial arts.

Live butterfly house with native and exotic species — covers lepidopterology, insect life cycles, and plant-pollinator relationships.

Toledo-area science museum with hands-on exhibits covering natural history, physical science, and STEM topics for school-age learners.

Restored WWII Gato-class submarine open for tours — covers naval engineering, submarine mechanics, and WWII Pacific history.

Museum featuring master carver Ernest Warther's intricate working steel models of locomotive evolution — covers mechanical engineering, materials science, and craft history.

Airstream manufacturing facility tour — covers aluminum fabrication, industrial engineering, and assembly-line production processes.

Campus planetarium at Marietta College offering public sky shows — astronomy, celestial mechanics, and the physics of light and optics.

Public observatory at Deweese Park in Dayton — astronomy and optics education through telescope observation of planets and deep-sky objects.

Regional aquarium with freshwater and marine exhibits — covers fish biology, aquatic ecosystems, and animal adaptations.

Private aquarium gallery with live marine and freshwater species — aquatic biology, fish taxonomy, and freshwater ecosystem science.

Campus planetarium at Ohio State covering astronomy, celestial mechanics, and the physics of light through dome presentations.

Amateur astronomy club observatory open for public sessions — covers telescope optics, celestial navigation, and observational astronomy.

Museum dedicated to parachute development and aviation history in the Dayton area — covers aerodynamics, materials science, and WWII aviation.

Licensed wildlife rehabilitation center offering educational programs on native Ohio wildlife biology, animal care, and conservation.

University-based public observatory with telescope viewing sessions — covers stellar astronomy, optics, and observational techniques in an accredited academic setting.

Museum tracing bicycle technology from 1816 to present — covers mechanical engineering, materials science, and transportation history.

Historic 1843 observatory with working 11-inch refractor telescope — observational astronomy, optics history, and celestial navigation.

Working museum preserving letterpress printing technology — covers typography mechanics, industrial history of print, and the physics of relief printing.

Community planetarium in Portsmouth — covers astronomy, the solar system, and celestial mechanics through dome presentations.

Museum dedicated to East Liverpool's ceramics and pottery industry — covers materials science, kiln chemistry, and the industrial history of American manufacturing.

School-based public planetarium in Findlay — covers astronomy, planetary motion, and celestial navigation through projected sky programs.

Historic 19th-century grist mill museum on Tymochtee Creek — covers water-powered milling mechanics, grain processing, and Ohio frontier industry.