24 Pack Valentines Day Gifts for Kids Science Kit Planting Crystal Classroom Exchange School Activities Party Favors for Boys and Girls with Card

24 Packs of Valentine's Day Gifts: very suitable for Valentine's Day classroom gift exchange, classroom rewards, boys and girls gifts. The cards can be written with blessings and given to friends or classmates.
Grow Crystals: Open the small package in the item, and then melt them in a cup with hot water. Then put the colored hemispherical solid in the cup. Wait 3-7 days to harvest a crystal.
Learning: By planting crystals by hand, children can exercise their thinking ability, observation ability, hands-on ability, etc. Children will be full of desire to explore chemical reactions and scientific experiments.
High Quality: Our STEM Science products are all high quality, and all our products are backed by exceptional service.
24 Packs Gifts: 24 individually packaged science experiment crystals come with cards; there are 4 different colors of crystals, pink, green, purple, and blue. You can choose different colors to give to different friends.

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