Description _x000D_ _x000D_Are you looking for a set of professional, yet affordable light reflection demo tool? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? If yes, look no further! Our professional light reflection demo tool must meet you needs. It is one of the best choices for you. _x000D_ _x000D_Features _x000D_ _x000D_- Color: As shown. _x000D_- Size: 26 x 12 x 0.3 cm. _x000D_- Material: Plastic & glass. _x000D_- Reflection, diffraction, and refraction kit for study of how light travels _x000D_- Experiments with instructions for hands-on learning _x000D_- Teacher's guide for instructional use _x000D_- Put education in fun, cultivate scientific knowledge _x000D_- Scientific experiment toys exercise children's practical ability _x000D_- Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!Packing list1 set x light reflection demo tool