Pragyan Maharjan
All work
Companion robotics2026

YetiBot

Touch it, and it answers with an expression.

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Role
Built the robot and its product site.
Status
Working prototype
Year
2026
Discipline
Robotics

A 3D-printed companion robot. A touch on the shell is compared against programmed behaviour, and the front display answers — expressions, menus, or a built-in play mode. The 3D view is built from the print files.

3D

Demo

Prototype movement test
Touch response

Hard parts

  • Reading state from a low-resolution display, without labels.
  • One touch input driving menu, select and skip.
  • Keeping the loop fast enough to read as a reaction.
  • Expression on the front display.
    01 — Expression on the front display.
  • On-screen menu prompt.
    02 — On-screen menu prompt.
  • Built-in play mode.
    03 — Built-in play mode.
  • Views from the user manual.
    04 — Views from the user manual.

Next project — Full-stack

Notes