Learn to Play Chess with Fritz & Chesster 2: Chess in the Black Castle (Windows)

Learn to Play Chess with Fritz & Chesster 2: Chess in the Black Castle Screenshots

Windows version

Signing in.
Title screen...
Meet Fritz and Bianca.
Uh oh, it's King Black!
How does the bishop move, again?
And the knight?
Time for the white queen to make her move.
I think we're lost!