40 Science Project Ideas

These projects are extremly simple to work with and obtain results. They are just basic ideas, you have to do the actual project to get the results.

How much salt does it take to float an egg? Do bigger seeds produce bigger plants?
What kind of juice cleans pennies best? Which materials absorb the most water?
Which dish soap makes the most bubbles? Do wheels reduce friction?
Do watches keep time the same? What materials dissolve in water?
On which surface can a snail move faster - dirt or cement? What is the soil in my schoolyard made of?
What brand of raisin cereal has the most raisins? Does holding a mirror in front of a fish change what the fish does?
How can you measure the strength of a magnet? What color of birdseed do birds like best?
Do ants like cheese or sugar better? What holds two boards together better - a nail or a screw?
Can the design of a paper airplane make it fly farther? Will bananas brown faster on the counter or in the refrigerator?
Do roots of a plant always grow downward? Does temperature affect the growth of plants?
Can you tell what something is just by touching it? Do mint leaves repel ants?
What kind of things do magnets attract? Does a ball roll farther on the grass or dirt?
What foods do mealworms prefer? Do all objects fall to the ground at the same speed?
How long will it take a drop of food dye to color a glass of still water? Does anyone in my class have the same fingerprints?
Does a bath take less water than a shower? Which travels faster - a snail or a worm?
Can you tell where sound comes from when you are blindfolded? Which paper towel is the strongest?
Can plants grow without soil? Can plants grow from leaves?
Does warm water freeze faster than cool water? Which dissolves better in water - salt or baking soda?
In my class who is taller - boys or girls? Can things be identified by just their smell?
Do different types of apples have the same number of seeds? With which type of battery do toys run longest?