Wednesday 20 January 2016

How to make a Wiggle Bot

My 6yr old is has reached a stage of curiosity and asks a lot of questions. She wants to know why we can see a rainbow when there is sun and rain, why there is a 'k' in know or even why two magnets attract or repel each other. So i thought how about we make something that could be fun and she could learn something from it.

Today we are going to make a Wiggle Bot.

A Wiggle Bot can be called as a robot for beginners. This can also be an introduction to engineering and robotics for yours kids.

We need the following things:

1. A DC motor
2. 2 'AA' battery holder and 2 'AA' batteries
3. A plastic or Styrofoam cup
4. 3 sketch pens
5. Glue gun



I purchased the DC motor and battery holder from my local electrical shop. He also gave me a small plastic fan along the items. It is a common kit kids use for their school projects.

1. Take the plastic or Styrofoam cup and attach the 3 sketch pens to the inside of the cup. You can use strong electrical tape to do this. I did not have electrical tape and it kept falling off when i used regular sticky tape so i just used the glue gun.


2. Next step is to glue or tape the battery holder and the DC motor to the top of the cup.


3. Then attach the two wires from the DC motor to the battery holder. The motor will turn on but the cup will not wiggle the motor is not off balance. To do this you need to add some weight to the motor. I attached the fan i got from the shop earlier. Once the motor was on the cup started to wiggle a little. To add more weight i glued a Popsicle stick to the fan. Once done on the motor and your wiggle bot will be ready.

Check out the wiggle bot in action



Remove the caps of the sketch pens and place it on a paper or white board and you will get some interesting designs.

Now my daughter knows how to connect a DC motor to a battery and that basically when you do that its like switching the ON button.

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