DIY Rainbow Catcher - Book & STEM Kit

Build a rainbow maker that attaches to the window and casts rainbows around your room on a sunny day! With the materials included, build a triple-crystal, motorised rainbow maker that hangs to your window.You'll learn all about the best weather conditions to find and record rainbows in the wild. This fun STEM kit lets you have fun while learning about the subjects you may encounter in school: reflection/refraction, light and prisms.