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Project title Examining the effect of watering on plant growthFeatured science projectScience project video
Difficulty Level Elementary school
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The objective of this science fair project is to determine the effect of different amounts of water on plant growth. The experiment will be carried out by watering mung beans with different amounts of water, and observing their rate of growth 

Instructions preview
1. The independent variable in this science fair project is the amount of water used every day– 20ml, 40ml, 60ml, 80ml and 100ml once a day or twice a day. The dependent variable is the height of the mung bean sprouts, which is determined by measuring the average height of the plants in each test group. The constants (control variables) are the environment that the plants are kept in (temperature, humidity, light, etc), the species of plant used, the size of the pot and the type of soil. 2. Fill the ten pots with the same amount of soil .....
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