Popsugar Parenting Christmas Best Christmas Toys 2018 It's OK If You Don't Know What the Trendy Gifts Are — We've Done All the Work For You 18 December 2018 by Rebecca Brown View On One Page Photo 24 of 44 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 24 Crystal Growing Experiment This Crystal Growing Experiment ($12) has enough materials for seven different experiments! Crystal Growing Experiment $12 from amazon.com Buy Now Previous Next Start Slideshow ChristmasGifts For ToddlersGifts For KidsKid ShoppingHoliday ShoppingGift GuideGiftsHoliday