The museum is fun and great for kids. We did this on a Saturday which was busy. The advice I would have is to bring your own hand wipes etc. The units provided were empty and the restrooms were not in great shape. Perhaps due to the crowds and not an abundance of staff. (Imagine more staff once schools let... More

I love COSI especially in the summer when the outdoor park opens up. Space and Oceans are my favorite exhibits as well as Adventure (which is sadly only opened for large private parties due to necessary budget cuts). However, COSI has been struggling lately to gain the traffic it needs to keep everything open hence the closing of Adventureland. More

Fun and educational for the entire family. Not much targeted at adults, though, so I would skip COSI unless I was going with kids. But the kids will LOVE it! More

Once is enough with this place, I used to love it when I was young, but at this point in my life dicovery channel does just as well for this stuff. More

You will spend hours in here with happy children! COSI is a great hands-on children's musuem with well-planned exhibits that are appealing to specific aged kids. There's something for everyone, and you learn while you explore. Great place! More

Great place to take kids and adults too for a learning experience. Interactive portions makes it interesting for the kids. More

more kid friendly place than adults. i had been there when i was in high school and it was interesting then but did not enjoy it now. More

I have 2 boys, 9 and 4 who really enjoyed COSI. The exhibits were working for the most part and the variety was wonderful. It's very hands on and educational, plus fun for children (and adults!) of all ages. We went the day after Easter. I don't know if that was considered a busy day or not, but we never... More

Several exhibits and interactive demos designed to teach and challenge visitors of all ages. More