Science Education Supplies By Walfront

• K9 optical glass: This optical glass prism is made of high quality K9 optical glass, reliable to use.
• A children: It can be given to your children as a gift or as a decoration to decorate wherever you want.
• Physics teaching tool: This beautiful and unique optical glass prism can be used as a physics teaching tool.
• Equipment for science class: A necessary equipment for science class of primary school, junior high school and high school.
• Different colors at different angles: There will be completely different color rendering from different angles at the same environment.