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      | Following the directions in the post above, Scholar cut out a short, fat tree.
 
 It was a soft cardboard,
 I would like to redo this experiment with a stiffer cardboard
 that would "melt" less once saturated with water.
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      | The tree was approximately the height of my hand. | 
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      | He colored the tree with markers for a while, then we found the food coloring.
 
 I think the darker colors work better than soft or neon.
 
 The container was sandwich size.
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      | Within a few hours (4 - 6), the water had drawn up into the tree,
 and tiny salt spots were beginning to form.
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      | By supper time (another 2 hours), the spots were much bigger.
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      | And by the time I went to bed (another 4 - 5 hours)
 there was a fine fuzz of crystals.
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 Oct. 16
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      | By morning, the crystals were beginning to be well developed.
 
 We were all amazed and delighted.
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      | Lunch time | 
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      | By late afternoon, the crystals had some real character.
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      | I absolutely went crazy trying to capture their beauty.
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      | Late evening | 
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 Oct. 18
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      | I added a little more water ...
 really should not have done that,
 as the cardboard became wobbly.
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 Oct. 20
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      | With most of the water evaporated,
 the color began to fade rapidly.
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      | And every time it was bumped,
 a fine "rain" or "snow" of crystals fell.
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      | I was SHOCKED to discover how powder soft they were.
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      | Where the powders fell,
 new Crystals began forming.
 It was amazing,
 but my tree was crumbling,
 so we had to put our experiment away.
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We saved the crystal powder,
we plan to make a new tree,
and add water,
and see if it will make a new tree!
We also hope to experiment with turning this into a Christmas present
in a baby food jar.
for more information:
http://www.ehow.com/how_5615085_make-crystals-bluing.html
http://www.ehow.com/info_8702301_ammonia-bluing.html
 http://www.newton.dep.anl.gov/askasci/chem00/chem00999.htm
http://www.chymist.com/Crystal%20tree.pdf
 
Very neat. I actually purchased this experiment at an educational store a few years ago for Melissa. It did the exact same thing, but cost a lot of money! You are an excellent mom and teacher Rachel! :)
ReplyDeleteHugs...
Debbie