Interactive Simulation Blood Typing Lab. Students use two different simulations to discover how blood is tested in a game-like environment. In the first simulation, students draw blood from their patient and test it for the A, B, and Rh antibodies. Next, they need to determine the blood type and have to decide which blood types are compatible because their patient needs a transfusion. In the second interactive simulation, the students have four patients to test for antibody reactions an