Does it cost to get into the museum?

Yes. In the pictures that I posted, there is a sign with the exact reference of the pricing.....

Yes. $12 for under 18 and college students. $15 for adults.

Yes

Yes Adults (19+): $15 Youths (3-18): $12 College students with ID: $12 Seniors (60+ or with a Golden Buckeye Card): $12 Toddlers (2 and younger): Free

Yes , but it is so worth it. We had a 3 , 4 , 6 and 10 year old , an we all were impressed with everything we seen.

Also veteran's are free

Yes greg has it i have membership we go once a week just to hang out

If you live close, and plan on visiting more than once, memberships are well with it.

Yes it does