It's easy to grow Rochelle salt crystals. These clear crystals are non-toxic and piezoelectric. Grow them for the beauty or experiments.
Crystals
It's easy to grow a big alum crystal using safe kitchen ingredients.
How to Grow a Big Alum Crystal
It's easy to grow potassium dichromate crystals. These crystals are naturally vivid orange to red, without the use of any dyes.
How to Grow Orange Potassium Dichromate Crystals
It's easy to grow large monoammonium phosphate crystals. The crystals resemble quartz when clear, but may be colored to look like emeralds or amethyst.
Grow Monoammonium Phosphate Crystals (MAP) That Resemble Emeralds
It's easy to grow a magic crystal Christmas tree using simple chemicals. Make a shape from cardboard or a sponge, set the tree in the liquid, and watch the crystals grow.
Magic Crystal Tree Experiment
Learn how to make a crystal snow globe with real crystals of benzoic acid.
How to Make a Crystal Snow Globe With Benzoic Acid ...
Learn how to preserve homemade crystals, such as borax, salt, and copper sulfate.
How to Preserve Crystals
Make a storm glass to predict the weather. Really, the storm glass crystals change mostly in response to temperature.
How to Make a Storm Glass and Use It to ...
Sodium nitrate crystals have an interesting shape and display birefringence,