The Steve Spangler Science String Slime Starter Kit takes the gooey fun of slime-making to a whole new educational level. This hands-on kit is perfect for exploring the science of polymers, helping children develop critical thinking, teamwork, and fine motor skills while they mix colors and create their own unique slime. Parents and educators will love how this exciting STEM activity captivates and educates kids of all ages, making learning about science both interactive and enjoyable! 5+ years