No Expansion Packs Needed:
A*: Master the fishing, cooking, handiness and charisma skills. Then complete all of the skill challenges of one skill.
A: Master the fishing, cooking, handiness and charisma skills. Then complete most of the skill challenges of one skill.
A-: Master the fishing, cooking, handiness and charisma skills. Then complete some of the skill challenges of one skill.
B+: Master the fishing, cooking, handiness and charisma skills. Then complete one of the skill challenges of one skill.
B: Master the fishing, cooking, handiness and charisma skills.
B-: Master the fishing, cooking and handiness skills but only reach level 5 in charisma.
C+: Master the fishing, cooking and handiness skills but only reach level 3 in charisma. The sim must also have told 50 jokes and they must have upgraded 3 objects.
C: Master the fishing, cooking and handiness skills but only reach level 3 in charisma. The sim must also have told 50 jokes or they must have upgraded 3 objects.
C-: Master the fishing and handiness skills but only reach level 2 in charisma and 6 in cooking.
D+: Master the fishing and handiness skills but only reach level 2 in charisma and 5 in cooking.
D: Master the fishing and handiness skills but only reach level 2 in charisma and 4 in cooking.
D-: Master the fishing and handiness skills but only reach level 1 in charisma and 3 in cooking.
F: Get to level 9 in the the fishing and handiness skills and level 2 in cooking (or less).
A: Master the fishing, cooking, handiness and charisma skills. Then complete most of the skill challenges of one skill.
A-: Master the fishing, cooking, handiness and charisma skills. Then complete some of the skill challenges of one skill.
B+: Master the fishing, cooking, handiness and charisma skills. Then complete one of the skill challenges of one skill.
B: Master the fishing, cooking, handiness and charisma skills.
B-: Master the fishing, cooking and handiness skills but only reach level 5 in charisma.
C+: Master the fishing, cooking and handiness skills but only reach level 3 in charisma. The sim must also have told 50 jokes and they must have upgraded 3 objects.
C: Master the fishing, cooking and handiness skills but only reach level 3 in charisma. The sim must also have told 50 jokes or they must have upgraded 3 objects.
C-: Master the fishing and handiness skills but only reach level 2 in charisma and 6 in cooking.
D+: Master the fishing and handiness skills but only reach level 2 in charisma and 5 in cooking.
D: Master the fishing and handiness skills but only reach level 2 in charisma and 4 in cooking.
D-: Master the fishing and handiness skills but only reach level 1 in charisma and 3 in cooking.
F: Get to level 9 in the the fishing and handiness skills and level 2 in cooking (or less).