Museums are often full of interesting and beautiful things,but in most museums you can only 1 the things there.You can't touch them.This isn't very 2 for most of us.People want to touch things.They want to use them and 3 them.That is 4 we learn about things.If we are interested in something,we learn about it 5 .If we are bored we don't learn very much.But some museums are 6 .For example,at the Boston Children's Museum,young people can use computers and 7 modern machines.They can also 8 and play games there.In this kind of museum,children can have a(an) 9 time.They can 10 a lot in the