Appropriate grades or age groups:
4th grade and up.

Estimated time to complete this project:
Two to three weeks.

Materials:
lavender oil
cinnamon oil
vanilla
rose
pine
smelling salts
vinegar
ammonia
log book
pencil
glass bottles for scents

Instructions:
1) Research psychological studies on the affects of smell on our mood. What kind of results do you think you will have with the smells selected? Hypothesize on what you think people? reactions will be.

2) Find a group of scents to test.

3) Have the person close their eyes and relax.

4) Place each bottle, one at a time, under their nose and have them tell you how the smell makes them feel. Take your time; record results after each scent.

5) Give the person a moment to clear the smell and continue with your testing.

6) Go through each scent with each person to create a graph that records everyone? response.

7) What did you find? Were their similarities in their response? What can you conclude about your results?