Steve Spangler Science Jelly Marbles Test Tube, 1.16 oz Test Tube – Hands-On Science Kit for Kids to Learn About Light Refraction and Polymers, Great STEM Activities for Classroom and Home Learning

Call them what you want – water marbles, water beads, clear spheres, or jelly marbles – your audience won’t believe their eyes when you “magically” uncover a secret message with the Steve Spangler Science Vanishing Marbles. It’s a fun science kit for kids that will delight, entertain, and educate! It also makes a fantastic stocking stuffer and holiday gift idea for ages 6 and up. Don’t just tell your kids and students that the Jelly Marbles will disappear and why, give them the science fun! Just add water and watch these tiny spheres turn into big jelly-like marbles—then teach a captivating lesson about light and polymers when you hide and then uncover your own secret message. This Steve Spangler Science kit is an excellent STEM tool that will encourage kids to learn while having a blast. Like all of our fun and fascinating polymer or hydrogel products, these tiny spheres teach a big lesson in color mixing, light refraction, and the important these thirsty pebbles can play in maintaining a healthy environment. The possibilities for experimentation are endless when your drop these spheres in water. This science experiment kit for kids includes Jelly Marbles Polymers (1.16 oz.) and instruction cards with three experiments (The Shapes of Hydration, Magnificent Jelly-Marble Magnifier, and The Jelly Marble Vanishing Act).