The Chemistry of Invisible Inks STEM Kit
Product Number: SB50563
In Stock (Ships within 1-2 business days)
For your STEM curriculum.
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. Covered concepts include data analysis, chemical and physical processes, elements, mixtures, and compounds, pH indicators, transmitted vs. reflected light, periodic table, fluorescent compounds, types of chemical reactions, and hypothesis testing. Includes materials for two detailed activities (each with model and inquiry investigation paths - a total of four investigational activities). Also includes a DVD with PDF teacher and student guides and other digital content. For 40 students.