Can u purchase a gift card for this place?

Hi Samantha! The Museum does offer gift cards for purchase. The value assigned to gift cards may be used for Museum admission, for food purchases at the Museum's Café or Café Express, or for shopping in the Museum Shops. You can purchase gift cards for the Museum in-person and online through our Shops: shops.cmog.org

I think you should be able to

Yes from store inside

Yes

I'm honestly not sure. I don't see why you couldn't tho