We're going to show you how to make a closed terrarium, which is a self-contained environment perfect for plant growth. With closed terrariums, light and heat can enter through the glass, encouraging soil and plant evaporation. This water vapor then condenses on the glass and falls back to the soil below.
For experiment instructions, use this printable PDF instructions.
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Also, be sure to tune in to ABC11 Science Club with BASF every other Wednesday!