BrislteBot Model 4: Version 3

Starting Point

  • Get a feel for visual conception by looking at the Previously Improved BristleBot Model 4
    Previously Improved BristleBot Model 4
  • Derive its features but improve upon them
    Improved Model: Version 3

Replication Goal

  • Instead of copying the Previously Improved Model, improve its features for the New BristleBot Model 4
  • Use household or cheap materials

Previous Problems

  • After a short duration of its activation, the Model moves in a off-course, diagonal direction
    • Doesn't maintain its 'forward' motion the whole time
    • Its Demonstration
  • No creativity in the design still
    • Although it wasn't the intention, Model still lacks its creativity in the design.


  • $1 material's base
  • $1 material's motor
  • Three brushes
  • Double-sided foam tapes
  • AA Battery
  • Two sets of Velcro
  • Athletic tape
  • Paper clips

Procedure: Version 1 (Pics)


Procedure: Improved BristleBot Model 4 (Vids)

  • Step 1: Bending the paper clips
  • Step 2: Attaching the clips onto the Model
  • Step 3: Readjusting the clips to promote the forward motion

New BristleBot Testing



  • Compared to that of Version 1 and Version 2, there is a huge increase in its speed
    • The fastest model even with the paper clip attachment
  • Not much of a significant improvement still

More Problems

  • The model still doesn't go in a straight line
    • It spins off into a circular pattern
  • Model's direction couldn't be controlled
    • Speed is fine but the direction movement is not satisfactory
    • Even if the paper clips could be readjusted, there were no trends of forward motion or any improvements
  • Doesn't look too creative
    • No improvements on the Model's external features or creative outlook