Hard
Can salt, calcium chloride, and magnesium sulfate affect the survival of radishes? Find out in this experiment!
Hard
Does chlorine affect the germination of soybean seeds? Find out in this experiment!
Hard
Can different types of soil absorb different kinds of pollutants? Find out in this experiment!
Hard
Can oil absorbing polymers help clean up contaminated soil and make it suitable for growing plants? Find out in this science project!
Hard
Can plants help clean up contaminated soil? Find out by using Thlaspi plants to remove zinc from soil!
Hard
Can Bay Laurel leaves help you get rid of pesky weeds? Find out in this science project!
Medium
Plants can help clean up pollution! In this experiment, you'll explore how plants can be used to remove copper from soil.
Medium
Does adding organic material to soil make it absorb more water? Let's find out!
Medium
Does your dish soap have an effect on your garden? Find out in this experiment!
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