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Spark: Crystal Growing - 3L Version

Original price $15.99 - Original price $15.99
Original price
$15.99
$15.99 - $15.99
Current price $15.99

Grow sparkling, colorful crystals overnight from a safe solution of potassium aluminum sulfate. Single out the largest crystal shard, redissolve the remaining crystals, and repeat the crystal formation process to grow a larger, more striking crystal. This kit includes four packets of crystal-growing salt and two dyes (red and blue) so you can grow a variety of crystals in different sizes and colors.