21 interesting projects for science exhibition

Science Exhibition


Science Exhibition, 21 interesting projects for science exhibition


Science exhibition is an event or competition which is mainly organized by schools, colleges, universities. All the students or participants make their science projects by own.

Students can make projects in a team or by own, in science exhibition they represent their project in front of viewers, and explain the science behind their project or model.

The best project will announced as the the winner of science exhibition. Students or participants rewarded with prizes and certificates.


Here are 21 interesting science projects 

for science exhibition 

Let's discuss about 21 interesting science projects.

All the science projects mentioned are easy to make and cheap.

All these projects are extraordinary and mindblowing.

Cost to make these projects depends on the cost of required materials in your country.


Creativity is necessary to make these projects extraordinary.


1. Electric hand sanitizer machine


Electric hand sanitizer machine, science exhibition, science projects


Materials required 
  • Cardboard 
  • Small plastic bottle
  • Syringe
  • Submersible pump
  • Gum
  • Icecream sticks
  • Rubber band
  • Some wires
  • Straw 
This is automatic and electric hand sanitizer machine you can make this machine at home.

The maximum money needed to make this machine is 200 - 250 rupees only or even less than it.

This is one the best science project which will help you to win the heart of others and the competition.

2. Electric room heater


Electric room heater science project, science exhibition, science projects


Materials required 
  • Cardboard box
  • 2 bulbs 
  • 2 light holders 
  • Small motor and battery 
  • Small propeller 
  • Gum 
  • Few wires and one switch
Heater is a device which provides us heat by using electricity, we can make a small heater as science project. This is intresting which attracts the viewers and gives you an advantage to win the science exhibition.

The maximum cost to make this project is only 200 - 250 rupees


3. Electric water pump


Electric water pump science exhibition project, science exhibition, science projects


Materials required 
  • Small container
  • Motor 
  • Glue 
  • Battery
  • Small rubber pipe
Electric water motor is used for pumping water, we can make electric water motor at home, this is one of the intresting science project.

This will helps you to win, the competition.

The maximum cost for making this motor is only 100 rupees.


4. Rain detector / water alarm


Rain detector or water alarm science exhibition project, science projects


Materials required 
  • Bottle cap
  • Syringe needles 
  • Small wires
  • Small switch
  • Small alarm / Sound creator 
  • Small battery
Rain detector or water alarm is used to detect rain or overflow of water.

We can also make this water alarm or rain detector at home in just 150 - 200 rupees or in even less then it.

When you sprinkle water drops in it it will start ringing, the ringing sound attracts viewers.

This attraction can gives you a chance to win.


5. Electric generator




Materials required
  • Plywood 
  • CD
  • Motor 
  • Pulley 
  • L.E.D.
  • Cardboard 
  • Rubber band 
Electric generators are used to generate electricity, we can make a small electric generator as a science project for science exhibition.

Only maximum 120 rupees is required to make this project.

The glowing of L.E.D. due to electric current, attracts the visitors. And increase your chance of winning.


6. Earthquake detector




Materials required 
  • Cardboard 
  • Glue 
  • Small L.E.D.
  • Coloured paper
  • Small battery
  • Small wires
  • Small alarm
While representing your project shake the table, because shaking represents earthquake. And when you shake the table, the alarm in your detector rings.

This ringing sound attracts the visitors and this is a good point, and increase your chance of winning.

The maximum cost for making this project is 
100 - 200 inr maximum.


7. Volcano eruption working model




Materials required 
  • Cardboard
  • Glue
  • Brown color
  • Tissue paper 
  • Dishwash / Shampoo
  • Baking soda 
  • Red color
  • Vinegar
This volcano erupts when you add baking soda, dishwash or shampoo and vinegar into it.

Red color gives color to the lava. [ not real lava ]

This project will attracts viewers because this is something new and helps you to win.

The maximum cost to make this project is 200 - 250 inr.


8. Door alarm




Materials required
  • Buzzer
  • Small battery 
  • Small wires
  • Small switch
  • Cardboard 
  • Colour paper
  • Glue
If someone tries to open door then then alarm start ringing. This is a small model of this door alarm.

The maximum cost to make this project is 
150 - 200 inr.

This is also a new project, which can easily attracts viewers and can helps you to win.


9. Metal detector




Material required 
  • Small Bamboo stick
  • Small battery 
  • Small switch 
  • Small wires 
  • Small alarm
When you touch the detector in metal the alarm present in the detector start ringing.

This ringing sound attracts visitors and helps you to win the science exhibition.

Only maximum 200 inr is required to complete this project.


10. Traffic light




Materials required
  • L.E.D. lights
  • Small wires
  • Small battery 
  • Cardboard 
  • Gum 
This is the small model of traffic light. This is easy to make, and looks very good.

Only 50 -100 inr is required to make this project. 

This is small but very good science project, and it can helps you to win.


11. Buzzer wire game




Material required
  • Cardboard 
  • Glue
  • Wires
  • Battery 
  • L.E.D. 
  • Buzzer
  • Switch 
This is very cool science project for science exhibition. Basically this is a game which works on electric circuit.

Everyone loves to play games that's why this project is one of the best project for exhibition.

The maximum cost to make this project is 
250 - 300 inr.

This project can also helps you to win.


12. Kidney working model




Materials required
  • Cardboard 
  • Water color 
  • Small pipes
  • Plastic bottle
  • Glue
This is a model which represents working of our kidney. This shows how our kidney works. 

The blood purification is done by our kidneys.

The maximum cost to make this project is 
150 - 200 inr.

This project will also helps you to win.


13. Working vacuum cleaner model




Materials required
  • Plastic bottle 
  • Small motor 
  • Small wires
  • Propeller 
This is a working model of vacuum cleaner, this is one of the best science project.

The maximum cost to make this project is 
200 - 250 inr.

This project will also helps you to win.


14. Water dispenser machine




Materials required 
  • Cardboard 
  • Plastic bottle
  • Glue
  • Straw
This is a small working model of water dispenser machine.

Maximum cost to make this project is only 
50 - 100 inr.

People will shocked how water is coming out from starw, when they are just loosing the cap, this attracts many peoples and increase your chance of winning the science exhibition.


Perform these experiments with safety and under help of adults.

These reactions may harm you, Be Safe.


15. Elephant toothpaste reaction




Materials required
  • 3 % hydrogen peroxide
  • Liquid dish washing soap 
  • Dry yeast
This is a chemical reaction which is known as elephant toothpaste reaction. This reaction is pretty cool and interesting.

Maximum cost required to make this project is not fixed, because it's dependent upon chemicals price.

But, this is one the best science reaction and it can helps you to win.


16. Belousov - Zhabotinsky reaction




Materials required
  • Bromine 
  • Acid
This is a chemical reaction which takes place when we react bromine with an acid.

This is a mindblowing chemical reaction. This will increase your chance of winning.


17. Sodium polyacrylate and water




Materials required 
  • Sodium polyacrylate
This will attract very easily and increase your chance to win.

Price of this project depends upon chemicals.


18. Briggs - Rauscher oscillating clock




Materials required 
  • Potassium iodate 
  • Sulfuric acid 
  • Malonic acid
  • Manganese sulphate mono hydrate 
  • Dilutes hydrogen peroxide 
This reaction is briggs - rauscher oscillating clock reaction. This is also an interesting chemical reaction. This will also helps you to win the science exhibition.

The money required to perform this experiment is not fixed, because its depends upon chemicals.


19. Making a rainbow




Materials required 
  • Prism 
  • White light source 
This is an experiment which shows that white light is consist of seven colours.

You van show, the band of 7 colors formed to the visitors.

This mini rainbow attracts many viewers and increase your chance of winning.

The maximum cost to make this project depends upon the price of prism in your locality.


20. Plant and animal cell model 




Materials required 
  • Cardboard 
  • Glue
  • Water colors
This project is about plant and  animal cell. 

You can explain peoples about the cells. These models attracts peoples and increase your chance of winning.

The maximum cost to make this project is 
200 - 300 inr.


21. Solar system model




Materials required
  • Balls
  • Cardboard 
  • Colours
  • Glue
This project is about solar system. You can explain about our solar system to viewers and tell them facts about space.

Your model will attract viewers and this will increase your chance of winning.

The maximum cost to make this project is 
200 - 300 inr.


Also read 

Who is known as the Father of Taxonomy 

Who is known as the Father of ecology 

FAQ

Here are some frequently asked questions regarding the science exhibition.

1. How do you describe a science exhibition ?

It is a competition where all participants present their science projects in front of viewers, and try to explain them.

2. What are some science project ideas ?

Here are 21 extraordinary science project ideas.
Mentioned above.

3. What are some working model ideas ?

All 21 ideas mentioned above are very intresting and mindblowing you can choose any one of them.

Thanks for reading 

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