Instructions for dissecting are not included in this kit.
Contains: Dissecting Pan & Flex Pad, High School Dissecting Instrument Set, Earthworm (8-12"), Frog (41/2-51/2"), Fish (Perch 9-12"), and Crayfish (4-6"). Specimins for dissection are preserved in propylene glycol, a non-toxic, odorless, biodegradable preservative. No special ventilation required!
High-quality, stainless steel tools are not to be compared to inexpensive lower-quality tools. These blades can be sharpened for years of use with several children.