1. Make crystal geodes out of alum powder, eggshells, and glue. I would put this on my coffee table. Get the full directions here. 2. Teach kids about the plant xylem with this dyed flower experiment. Bonus: you’ll have pretty,
1. Make crystal geodes out of alum powder, eggshells, and glue. I would put this on my coffee table. Get the full directions here. 2. Teach kids about the plant xylem with this dyed flower experiment. Bonus: you’ll have pretty,