The idea of these seed ID challenges will be to introduce some real world reasons why someone might need to identify seeds.
Scenerio: Oh no, two packets of garden seeds spilled on the floor. The only problem is that you are not sure which two, because many of the packages were open.
Can you tell what kinds of seeds spilled? (Hint: some of the items may be debris on the floor.)
If you need help, try the Seed of the Week archive at Growing with Science blog.