Pre-Approved Science Project Topics
- Which diaper brand absorbs the most liquid? Test 5 different diaper brands, include a store brand, use same amount of same liquid.
- Which sunscreen is more effective in UV protection?
- What effect does organic, inorganic, and micro-nutrient fertilizers have on plant growth?
- What antacid reduces heartburn more effectively? Test 5 types of antacids.
- Which material is the best insulator? Test 5 different materials.
- How does the amount of water affect a plant’s growth?
- How does temperature affect the bounce of a ball? Test 5 different temperatures including room temperature.
- Which metal is the best electrical conductor? Test 5 different metals.
- Which paper towel brand absorbs the most liquid? Test 5 different diaper brands, include a store brand, use same amount of same liquid.
- How does the shape of a parachute affect it’s drop time? Test 5 different shapes (round, square, rectangle, triangle, pentagon).
- What is the effect of acid rain on plant growth?
- What is the effect of acid rain on limestone?
- How are different types of soils affected by erosion? Test 3-5 different types of soils (you can purchase at Home Depot or Walmart/Target). You can make your own wind to test for wind erosion or water to test for water erosion, and evaluate the effects on soil.
- What fibers absorb the most fluid? Choose 5 different kinds of fabrics to test how much water they can absorb.
- Does soda lose its carbonation faster at cold, room, or hot temperatures?
- If you shake up different kinds or brands of soft drinks (e.g., carbonated), will they all spew the same amount? Choose 5 different brands, shake the same amount of times and with the same amount of force, measure how much liquid is left in the bottle.
- What household waste materials might be used to filter water? Examples of materials you might try would include banana peels and coffee grounds.
- What type of plastic wrap prevents evaporation the best? Test 5 different plastic wrap brands using same amount of the same liquid.
- Does the presence of detergent in water affect plant growth? Test 1 detergent, different amounts of same detergent.
- Do all dishwashing detergents clean the same number of dishes? Test 5 different dishwashing detergents, use same amount of detergent.
- Is a seed affected by its size? Do different size seeds have different germination rates or percentages? Does seed size affect the growth rate or final size of a plant? Choose one type of seed (ex: black bean), test 3-5 different bean size seeds.
- How does cold storage affect the germination of seeds? Factors you can control include the type of seeds, length of storage, temperature of storage, and other variables, such as light and humidity.
- Which substance is better at keeping cut flowers fresh?
- Which type of salt lowers boiling time the most? Test using Himalayan salt, table salt, sea salt, Epson salt, kosher salt.
- How does radiation affect plant growth? Grow plants next to a router.
- Which house model will withstand an earthquake?
- Which house model will withstand a hurricane?
- Which chocolate has a higher melting point? Test dark chocolate, milk chocolate, and white chocolate.
- What is the impact of light wavelength on solar panel voltage output?
- What is the effect of various insulators (foil, newspaper, polyester fiber) upon keeping a house warm?
- What is the most efficient fence design to withstand lateral wind forces?
- What is the effect of different air filters on air quality?
- What is the effect of different launch angles on the distance an object travels?
- Does the angle at which the Sun's rays fall on a solar panel affect the power that is produced?
- What is the effect of different sorbents on the absorption of oil?
- What is the effect of blade design on a turbine's velocity?
- Which turbine material (cardboard, foam, plastic or aluminum) can produce the highest power in a generator?
- Which pain reliever has a faster dissolution time, Tylenol or Ibuprophen?
- Which pain reliever has a faster dissolution time, Tylenol or genetic? Test Tylenol and store brand acetaminophen.
- Whit type of water filter method is best for cleaning water?
- What is the effect of a bridge's design (Warren Truss Bridge, Parker Truss Bridge, or Wadell "A" Truss Bridge) on it's strength, or the weight it can bear before breaking?
- What materials can cause your Wi-fi signal to slow down? Test wood, steel, sheetrock, glass.
- The effect of acid rain on _________ plants?