Here’s a snapshot of the current exhibitions or activities being featured at a sampling of U.S. science centers, and their ticket prices for adults. 

Biology:

• Center of Science and Industry (COSI) — Columbus, OH —  Geckos ($15/adult)
• Museum of Science and Industry — Chicago — Body Worlds, plasticized bodies ($27/adult)
• The Tech Museum of Innovation — San Jose, CA — Body Worlds, plasticized organs ($19/adult)
• Museum of Science Boston — Birds, bees, butterflies ($26/adult)
• Exploration Place — Wichita, KS — Megalodon, a monster shark ($10/adult, add $3 for minigolf)
• California Academy of Science — Baby chicks ($30/adult)
• California Science Center — Ecosystems (free)
• Detroit Science Center — Animatronic dinosaurs ($20/adult)

History & archeology:

• Denver Museum of Nature and Science — Pirates ($22/adult)
• Franklin Institute — Philadelphia, PA — Leonardo da Vinci’s models ($25/adult)
• Science Museum of Minnesota — King Tutankhamun ($18/adult)
• Oregon Museum of Science and Industry — Egyptian pyramids and mummification ($12/adult)

Physics & Engineering:

• Exploratorium — San Francisco, CA — Skateboard science ($15/adult)
• Liberty Science Center — Jersey City, NJ — Skyscrapers ($16/adult)
• Pacific Science Center — Seattle, WA — Star Wars ($20/adult)
• Discovery Science Center — Santa Ana, CA — A bubble spectacular: Bubblefest ($24/adult)

In addition to these features, these science centers have other permanent exhibitions, and most have IMAX movies.