Summary Build the smell molecules in herbs and spices Science content Biology: Sensing, Organ Systems (4, 5, 6) Chemistry: Atoms, Molecules (3-7) Science competencies (+ questioning + manipulation + others that are in every activity) Planning/conducting: planning investigations (3 up) Materials atoms and bonds e.g. Molymod Procedure Use atoms and bonds to build molecules that are smells. Attached documents build_smelly_booklet.pdf Grades taught Gr 3 Gr 4 Gr 5 Gr 6 Gr 7