Toysmith Crystal Growing Experiment 2-20 25-inch smooth building toy blocks

25-inch smooth building toy blocks

color and shape recognition

offering a beneficial mix of encouragement and challenge

45% Polyester

These pair great with jeans for leggings for signature fall or winter look that

Toysmith Crystal Growing Experiment 2-20 25-inch smooth building toy blocksConduct seven different experiments with the Crystal Growing Experimental Kit from 4M. It's fun to watch the sparkling crystals grow before your eyes! Complete instructions and specially designed display cases are included. For ages 10 and up. Materials for seven crystal growing experiments Specially designed display cases included Complete, detailed instructions Fun and educational For ages 10 and up