For up to 40 students (in 10 groups) Time Required: Students will devote several hrs over the course of 7-8 weeks. Drosophila provides a laboratory experience in manipulation of genetic crosses in a rapid and affordable classroom model. Students can collect data from several generations and compare several crosses. Requirements: Dissecting microscopes; microscope slides and coverslips; sodium chloride; beakers; pipets; Pasteur pipets; filter paper; alcohol; petri plates; mineral oil. CONTENTS: Coupon for living Drosophila, Wild type (red eye), Sepia eye, White eye, Vestigial wing, 30 Drosophila culture tubes, 30 Foam lids, Instant Drosophila medium, BugOut anesthetic solution, Acetocarmine stain, 35mm slide of Drosophila salivary gland chromosomes, Complete reagent use instructions.