This unique kit contains simple activities designed to teach basic fruit fly genetics without using live flies. Drosophila melanogaster is used without the inconvenience of maintaining live fruit fly cultures. Students can perform crosses using plastic pieces printed with features allowing them to observe and simulate sex determination, single factor inheritance, double factor inheritance, sex linkage, dominance and recessiveness. Includes 15 sheets each, with snap-apart features showing male and female, for 4 types of fruit flies. Teacher's Guide and student instruction master included. Grades 7-12. Kit.