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Free Science Fair Projects Database

Learn all about the moon, including moon phases, full moon dates, and enjoy the full moon countdown clock.
Search results for free science fair projects for 1st Grade in All Categories:
Battery Power For grades 1 thru 4
Category: Chemistry
Hypothesis: More expensive batteries will last longer. Duracell will last the longest.
Primary Materials Used: Wires, Stop Watch, Light Bulbs, Several Different Kinds of Batteries, Battery Holder, Optional: High Speed Motor Fans, Jumper Test Alligator Clips
Click Here for more details about the "Battery Power" science fair project.


How To Make An Egg Float For grades K thru 3
Category: Physics
Hypothesis: Adding four teaspoons of salt to a cup of water will increase the water's density so the egg will float.
Primary Materials Used: Measuring Cup, Egg, Salt, Water, Teaspoon
Click Here for more details about the "How To Make An Egg Float" science fair project.


The Effect of Salt on the Boiling Temperature of Water For grades 1 thru 5
Category: Chemistry
Hypothesis: Adding table salt to water will cause the water to boil at a higher temperature.
Primary Materials Used: Table Salt, Distilled Water, 2 Quart Cooking Pot, Measuring Cup, Measuring Spoons, Thermometer
Click Here for more details about the "The Effect of Salt on the Boiling Temperature of Water" science fair project.