| Mindstorms 9797 | WeDo |
| 437 pieces | 158 pieces |
| 3 motors | 1 motor |
| 5 sensors | 2 sensors (3 plus computer mike) |
| 1 controller | 1 hub |
Note that while it is correct to say that the WeDo set has only 2 sensors, actually it can be consider to have 3 with the third one being the computer microphone which can be used as a sound sensor as explained in Sound controlled WeDo motor.
Diego says that WeDo is easier to use plus allows development complex prototypes including a line follower (see video) so it should not be considered as only for kids.
After describing the components (USB hub, motor, tilt sensor, distance sensor, lights (bought separately), the article goes on to describe how the development of prototype can proceed from
Design > Build > Program > Test > Document and share
Video: Line following robot with LEGO WeDo
Download Hispabrick Magazine Vol. 016
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