Tap to Read ➤

You'll Adore These Easy High School Science Fair Topics!

Saptakee Sengupta May 12, 2019
If you are looking for some quick and easy-to-perform topics for your science fair project, then this information would be useful to you. Take a look at some of the interesting ideas presented here...
At high school you are definitely expected to come up with innovative ideas to make your science fair project a splendid one. Science is a vast discipline and you have to be very selective while choosing a good and easy topic.
The following topics have been sorted into the core subjects of science, viz. physics, chemistry, and biology. However, you can always choose topics from the newer disciplines like biochemistry, microbiology, molecular chemistry, forensic science, earth science, biophysics, environmental science, etc.


★ Use dry ice to carbonate fruit.
★ Make a charcoal crystal garden.

★ Determine whether pH in the intestine affects absorption of calcium in the body.

★ The effects of various cooking methods on the depletion of particular nutrients.

★ Comparison of bacterial levels in organic and pasteurized milk.
★ A comparison of thermal transport properties of ethylene glycol and water.

★ Levels of carbohydrates in different varieties of milk.

★ How evaporation affects heating and cooling.
★ Show electrolysis of water with the help of a Daniell cell.
★ What factors affect the yield and composition of meat after cooking?

★ Are carbon filters less effective when water contains more chlorine?

★ The effect of salt and sugar on freezing point of water.
★ Use of chromatography to separate the pigments in food colorings or inks.

★ Use pennies to test how pH affects copper corrosion.


★ Prism experiment to show refraction and splitting of light.

★ The effect of different electrodes and electrolytes on voltage.
★ Conduct an experiment to measure the potential difference between two points.

★ Explain the relationship between magnetism and electricity with an experiment.

★ Demonstrate the effect of static friction vs kinetic friction.
★ Measure the density of two liquids and compare how their molecular arrangement affects their weight and viscosity.

★ Investigate whether the material used to make a drumstick affects its rebound height.

★ Comparing the effectiveness of a light sensor and a touch sensor.
★ Make a model of a steam-powered rocket boat.

★ Build a homemade magnetometer to study how the earth's magnetic fields are affected by solar storms.

★ Demonstrate how different angles of incidence of sunlight impact the performance of a solar cell.

★ Effects of electric fields on the growth of ice crystals.


★ The effects of oxygen concentration on the germination rate of plant seeds.

★ The effect of algae on harmless bacteria.

★ Environmental effects of biodegradable detergents.
★ The effect of ultraviolet radiation on the growth of bacteria in meat.

★ The effect of the temperature of water on the hatch rate of mosquitoes.

★ What is vermiculture? How does it enhance growth of plants and fertility of soil?
★ The relationship between the size of a bird and its perching behavior.

★ Experiments to show effectiveness of organic fertilizers in improving plant growth.

★ Effect of caffeine on rate of plant growth.
★ Effect of carbonated drinks on the erosion of tooth enamel.
Take help from your teachers and seniors if you have doubts regarding setting up the experiments. Along with a good theoretical approach, you need to give a catchy demonstration or presentation, so that everyone is able to understand your work and the motive behind it.
Understand the experiment, study the scientific theories and then present a logically correct experiment on your science fair day. Hope you have found the information useful. All the best!