Makes it possible for students to learn blood typing principles without drawing blood. Following detailed instruction in this kit, students will use their saliva to determine whether or not they are among the 80% of the general population who are secretors . Those students who are secretors will then complete the laboratory exercise in order to determine their ABO blood type. Kit contains: 1 vial each of Type A, Type B, and Type O Red Blood Cells and Lectin H Anti-Serum*; 1 vial type Anti-A blood typing serum; 1 vial type Anti-B blood typing serum; 1 instruction manual; 30 student manuals. *Indicates supplied via redemption card (these materials must be refrigerated and the cells have a life expectancy of 20 days). Grades 7-12.