And we certainly believe in learning by doing and everything from Logo, which was started in 1968, to more modern things, like Scratch, if you've ever even heard of it, are very, very much part of it.
我们相信通过做可以学， 比如1968年开始的Logo， 一直到更现代的Scratch之类的东西，要是大家听说过的话， 也是这其中的一部分。