Each Friday morning I post a riddle to get you to think outside the box and exercise your brain. If you are stumped, share it with a friend or colleague and see if you can figure out the answer together. Leave your guess in the comment section.
This week’s riddle: If a brown house is made of brown bricks, and a blue house is made of blue bricks, what is a green house made of?
I’ll approve responses later in the day to allow people to respond without seeing any spoilers.


As a horticulturalist it’s got to be ‘glass’!
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glass
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Glass
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Glass
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Glass.
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A greenhouse is made of glass.
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Glass.
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glass or see through panels
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Glass.
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Glass
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Screen
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Glass.
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Glass
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Glass
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Glass
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