Dan's Data has posted a review on the Trackman Wheel and the WingMan Action Gamepad from Logitech

The TrackMan Wheel is a trackball with the buttons of a wheelie-mouse, and its design manages to be highly groovy yet rather comfortable. As long as you're right handed.

The WingMan Action Gamepad, on the other hand, is a fairly cheap button-encrusted game controller that gives you every control you're likely to need - including an analogue stick and a throttle - for any game that doesn't use a mouse for main control.

Read more