This definitely can help:

I found this; it might be of interest to you.

Piano and Keyboard Lessons Online

I haven't yet checked for all of them, but some can be found free on Youtube.com. There is a lot still available free on their main website.

Oh how I wished I could get the Ear Training 101 software at that site... Can't buy anything online. But the demo's great.

I know--that's the only thing I want.

Intervals - Ear-training Interval ear training

Scales - Ear-training Scale ear training

Hope you find these useful,

Maek

Here are some more free ear training tools:

i was doing all right - online ear training tools