4M Crystal Growing Experimental Kit Halloween This extra-thick wooden puzzle includes

This extra-thick wooden puzzle includes three big puzzle pieces with jumbo wooden knobs for easy grasping

twist and wiggle their way to the bottom

including 1 hamburger

creating and squishing colourful masterpieces with friends

4M Crystal Growing Experimental Kit Halloween This extra-thick wooden puzzle includesGrow your own sparkling crystal collection with this exciting Crystal Growing Experimental Kit. Kids can conduct 7 different crystal growing experiments, watch colourful crystals form, then display their creations in the included display cases. Key Features: Crystal growing science kit with 7 experiments Watch crystals grow in different colours and sizes Includes display bases with transparent covers Encourages curiosity, creativity and science