United Scientific The Chemistry Of Invisible Inks Stem Kit The Chemistry | Фишер Сайентифик

Description

• STEM based curriculum kits accent the scientific method and independent inquiry, featuring hands-on learning materials and exciting interactive digital content.
• Kits contain structured, guided, and open investigations, at introductory, intermediate, and advanced levels, to make inquiry-based learning affordable and fun.
• This kit is a unique teaching tool for introducing your students to the fascinating chemistry and physics behind invisible inks, i.e. colorless substances usable for writing that can be made to run color using a chemical or physical process.
• Students investigate how organic fluids and chemical reagents can be used as invisible inks.
• Relying on historical example, students create various invisible inks and security documents for other student groups to analyze and decode!
• Includes materials for two detailed activities (each with a «model» and «inquiry» investigation paths — a total of four investigational activities).
• Includes enough materials for up to 40 students, as well as digital content including teacher and student guides.
• Covered concepts include: data analysis, chemical and physical processes, elements, mixtures and compounds, pH indicators, transmitted vs. reflected light, the periodic table, fluorescent compounds, types of chemical reactions, and hypothesis testing.