I wonder if anyone else has noticed/found this site.
http://www.nhk.or.jp/kokokoza/library/index.html
There are videos and radio segments that you can watch/listen to on many school subjects. They are not too daunting, especially if you start from the beginning of a series.

Awesome! Thanks

Been looking for something like this actually.

Wow! This is cool!
Thanks!

Excellent! Thank you for posting this.

Wow, that's a great find.

I often get sick of the seemingly endless variety shows on TV, so these will be a nice change of pace. Thanks.

Good lord this is a gold mine!
有難う！