Every year a lot of science fair projects are conducted through out the world. These science fairs helps to increase the potential of students. They also answers many quarries of students and audiences. Here we are making a cool science fair projects with DC motor.
There are lots of project related to dc motor. We can make a car model, electric lift, chopper machine and lot more. Dc motor has special feature. We can use it in two ways.
- It can be used to produce mechanical energy. When we supply electricity at two terminals then it produce mechanical energy. A electric motor stars to rotate as polarity.
- Dc motor can also produce electric energy. As we rotate shaft in sufficient RPM (revolution per minute) then we can measure electricity through two terminals of electric motor.
This 6th grade science project helps us to understand about property of DC motor. With some common materials found around our house like cardboard, dc motor, led, etc. We can make a a cool electric science kit at our home.
This dc motor project can be best for 6th grade students. But also suitable for students who are in grade 5,7, and 8. This cool science experiment can be good source for understanding some science terms such as electricity, current, switch, dc motor, etc. And friends who knows, it also may be your next science fair ideas.

How to generate electricity from dc motor ?
Dc motor is a cool machine that generates electricity when we rotate its shaft. Its polarity can be easily changed for rotating in either side. When we increase the rotation of of shaft then concurrently voltage will also be increased.
We can make this dc motor based mini project easily at home or class room. And the great thing is we can demonstrate it as science project for next science fairs. This cool science project also helps us to increase our interest in studding science. It also attracts students for diy electrical projects.
Electric motor science projects helps us to answers some questions like :
- What is DC motor ?
- How to generate your own electricity at home ?
- How does electricity get to your house ?
- Make your own electrical experiment kit ?
- Advantage and uses of DC motor.
- Science experiment with electricity.
Materials required for making electric generator :
This electric generator with Dc motor is made using simple materials found around our house. Some of materials needed for making this free energy from motor are :
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Science Project With DC Motor Main component of our project is DC motor. We have used two 3-12 volt dc motor. You can use any type of dc motor as your availability.
- Power source for our dc motor project is adapter. You can also use batteries as per voltage for desired RPM of dc motor.
- A small white color switch is used for turning our circuit on and off.
- A small connector is needed between shaft of two dc motor. For this we have used a pulley. You can also used another type of connector such as pen, glue, etc.
- Jumper wire are used for connection our circuit.
- Led is another important component of our project. We can also use a 12 volt rated electric bulb in place of led.
(Note: Led glows in only one polarity. That is when we connect Led in opposite polarity then it do not glow. )
- Resistor is another component that comes with led. I we directly connect led with battery then led will die.
- Cardboard is used for making base and holder for led. A plywood base also can be made as your desire.
- Some of other basic materials are also needed such as hot melting glue, knife, metal scale, cutting mat, jumping wire, soldering iron, etc.
How to generate electricity from dc motor :
After collecting all the materials needed, let us start our science project. Here we have provided step by step guide to make dc motor electric generator.
- First of all let us make led holder. For this we have used cardboard. Aluminum foil is glued at the as it reflects light. We can also use one led holder from your old torch light that is not working.
- We have connected a resistor with led.
- With the help of hot melting glue this holder is glued at wooden block. Which is then glued with cardboard base. (Another type of glue can also be used such as favicol.)
- Two Dc motor are glued at the base. A pulley is used for connection shaft of these two Dc motor. Two terminals from led bulb is solder at one Dc motor. At another Dc motor terminals we solder one switch and power supply adapter is applied.
- Finally our school science project is ready for demo.
Generate your own electricity Video :
For better demo of this project, you can simply follow below video.
Here is full process of diy projects with electric motors in video form. This is our YouTube channel DIY Projects. We also have created many other school science projects in our channel. We also provide many science fair ideas for school students.
How to generate electricity from dc motor explanation :
We can learn many things with the help of this cool school science experiment. Some of the important topics are noted bellow.
- Free energy for electric motor :
There are lots of uses of electricity. Electric energy has been essential part of our life. Here we can learn how to produce electricity for a dc motor.
- Dc motor :
A dc motor is simply an electric device that either converts electric energy into mechanical energy or vice versa. When we apply electricity at two terminals of dc motor. Then it passed through magnetic field then a mechanical rotation occurs.
Here we are converting electric energy into mechanical energy using one dc motor. And again changing that dc mechanical energy into electric energy using another dc motor. This cause flow of electricity into terminals of second dc motor. Which then light up the led bulb.
Battery is used as the source of energy for our electric motor science fair project. You can also use other type of power sources such as wind, sunlight, water flow, etc.
- Electric Circuit :
Electric circuit is simply a path where electrons flows.
As a student we have to study about electric circuit. Here we have used different electric components such as 9volt battery, switch, dc motor, jumping cable (wires), battery connector, etc.
- Switch :
Switch is simply a electric device that either cuts or flows electricity at electric circuit.There are many types of switch. Some of them are single pole single throw switch(SPST), single pole double throw switch (SPDT), double pole single throw switch (DPST) and double pole double throw switch (DPDT) .
- Diy Science project kit:
This simple electric motor science project inspires you to build your own science kit. Basically we do not need many materials. These materials are easily available at electronic stores. Now a days there there are many online stores such as amazon from where we can easily get these components.
Advantages of this science experiment with electricity :
There are lots of advantages of this easy science experiment. We have mention some of the merits below :

- This science project can be good medium for learning about dc motor. We can get knowledge about working principles of dc motor, different types of dc motor, etc.
- Science terms such as electric circuit, dc motor, switch,cell, resistance, wire, etc are used for making this science project. Students can better understand these terms and its applications.
- Many peoples are confused while using led. I hope you have better knowledge about use of led after doing this kids science experiment.
- Science experiment with electric motor can be one way to attract students towards subject.
- This mini science project helps to understand about the flow of electricity.
Safety tips while making cool projects with electric motors :
Our first priority before doing any science project is safety. Anyone must protecting him self or her self is prerequisite.
- Always ware a safety glass while making science projects, that protects your eyes.
- Care fully handle the diy knife for cutting cardboard and woods.
- Carry out this science project in presence of your parents, teachers or any senior brother and sister.
- Properly handle the soldering iron, otherwise it may burn your body part.
Alternative process for making diy car :
Electric motor is a awesome machine. Some of the dc motor project ideas are electric lift, electric bell, dc motor powered car, chaff machine, home made fan, electric break, etc.
You can make any school science experiment mentioned above and demo as your science fair projects.

Some of cool science project using dc motor :
Electric motor project for science fair :
If you are searching 6th grade science experiments. I hope this experiment can be of great help. This documentation can be best for your work flow.
If you like this science project or has any queries about this Dc motor science experiment.You can simply comment us at our comment section.
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