Active Time
20-30 minutes
Total Project Time
20-30 minutes
Key Concepts
Circuits, forces
DIY Mini Propeller Car

Introduction

Build your own mini propeller car with craft materials and a simple circuit in this fun STEM activity!

Credits

Ben Finio, PhD, Science Buddies
This activity is not recommended for use as a science fair project. Good science fair projects have a stronger focus on controlling variables, taking accurate measurements, and analyzing data. To find a science fair project that is just right for you, browse our library of over 1,200 Science Fair Project Ideas or use the Topic Selection Wizard to get a personalized project recommendation.

Materials

  • 6x15-mm DC motor with 1–mm shaft
  • Mini plastic propeller for 1–mm motor shafts
  • 2xAAA battery holder
  • AAA batteries (2)
  • Toothpicks (2)
  • Plastic beads with hole diameters about the size of the toothpick (4)
  • Cardstock
  • Sandpaper
  • Electrical tape
  • Googly eyes or other decorations
  • Scissors
  • Wire strippers
  • Needle nose pliers
  • Hot glue gun
materials to build mini propeller car.

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Active Time
20-30 minutes
Total Project Time
20-30 minutes
Key Concepts
Circuits, forces
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