Cube, Individual cubes for density experiments, Available in eight different materials: acrylic, aluminum, brass, copper, nylon, polypropylene, PVC, and steel, Each material is represented by a 1/2inch, 1inch and 11/2inch cube
Kit is climate change making us sick, Conduct simulated antibody tests for allergens, Graph and analyze data to determine if there is a correlation between temperature, pollen counts, and allergy symptoms, Refill pack contains all materials to refill 10 kits