1. Use any single blob (use glue if you need to) (save as "pathblob")
     

2. Change to Animation Mode     

3. Use the "floor" icon  to make one floor     
    (You can delete the default path in modeling mode)

4. Use the "animation path" icon and draw a path

5. Click on your blob and then the starting point
    of the path you want the blob to follow

6. Press play, watch preview, press stop, adjust the frame...

7.  Record your pathblob movie, save it out of media player as "pathblob"

8. Add a link on blobs2.htm: "Path Blob" to "pathblob.avi"