Previous article: The Animation Manager
The Curve Editor allows you to graphically edit the speed of the changes in your animation. The Curve Editor shows exactly what is happening with the tweening. For example, if when you change the Tension, Bias and Continuity values for object movement, you see the effect immediately in the Curve Editor.
Scroll the mouse wheel to zoom in or out in the Curve Editor window out to get more room.
Drag the right mouse button to pan in the Curve Editor window.
Change the tweening settings for the object in the keyframe editor to Custom and you will be able to move the handles.
Next article: Keyframes and the keyframe editor