Crystals
From: Science For All Seasons By: Sheila Blackwelder
- aluminm pan or glass dish
- coal or charcoal cracked open
- spoon and bowl
- 4 Tablespoons salt
- 4 Tablespoons water
- 2 Tablespoons clear ammonia
- 4 Tablespoons laundry bluing
- plasic bottlers of food coloring
- Place the cracked coal or charcoal in the pan or dish, rough side up
- Mix the salt, water, ammonia, and bluing together in a bowl, stirring well to dissolve as much of the salt a possible.
- NOTE: For safty reasons very young children should only help crack the charcoal and mix the salt and water.
- Pour the mixture over the charcoal and add drops of food coloring in spots if colorful crystals are desired.
- Place the dish where it will not be bumped.
- Be sure to caution the children NOT to taste the mixture, as it may be quite harmful.
- In a few hours, the crystals will begin to grow and will continue to grow as the liquid evaporates from thepan.
- These crystals will more closly resemble sea coral then gems.
ENTER