A rebuttle to the NSTA publication, "Safety in the Classroom" is given. Opinions of the author are substantiated by research and the references are included. (SA)

Listed are criteria to be considered in selecting classroom organisms for suitability in observational studies. Organisms that lend themselves to basic biological principles are also listed. Potential difficulties (safety hazards, habitat replication, confinement, food requirements, teacher's attitude, conservation, escape of nonnative species)…