Joan begins to have conversations with God as he appears to her in various forms and urges her to get a job at a bookstore.
After God tells her she needs to stop being and underachiever, Joan enrolls in AP chemistry.
God urges Joan to learn chess; Will has to get help from a psychic on a missing toddler case; Helen prays that a miracle will soemhow help Kevin walk again.
When Joan starts to build a boat Helen begins to worry; Will tries to get Kevin to join a wheelchair basketball team.
When Joan is urged to have a garage sale, she digs out some old paintings of her mothers which stir up a traumatic event from Helen's past.
God asks Joan try out for the cheerleading squad and she trouble explaining he sudden 'interest' in the sport; an abandoned baby is found in a dumpster.
Joan babysits an 8-year-old boy who is obsessed with death; the police deoartment must deal with two of their own officers assaulting a man.
God asks Joan to keeps one of her friends from entering in the school art show.
Joan becomes a martyr at her school when she refuses to take a test.
Will is taken hostage at gunpoint by a parolee; Joan has reservations about getting her driver's license because of Kevin's car accident.
God asks Joan to ask the school bully to the winter formal; Luke approaches Grace to help him with a science project.
When Joan learns that Adam might be considering suicide she tries to mend their friendship; the governor dissolves Arcadia's local government.
Joan encourages her parents to go away to a spa for the weekend; God asks Joan to throw a party at her house.
God urges Joan to join the debate team and she ends up with a partner who has a stutter; Will investigates an assault on a gay priest; Helen considers teaching art at the high school.
Joan gets jealous when she has to back out of a concert date with Adam and he asks another girl; Kevin's arrogance and abuse pushes Luke over the edge.
God asks Joan to join a group of kids that play double dutch and soon Joan learns that one of the girls is homeless.
A picture of Joan in her underwear starts circling the school after a girl snaps her with he camera-phone on accident; Will has to deal with an elderly driver who accidentally killed several people.
Joan starts feeling pressure when she tries to juggle household chores with her other commitments; Will and Toni get stuck in an elevator with a woman who gives birth.
Joan decides to track down her father's half-brother; an old record album causes Joan's piano teacher to recall a painful moment from her past.
Joan joins the yearbook staff as a photographer hoping to impress Adam.
God asks Joan to take a cosmetics class; Kevin runs into a girl he dated before his accident.
After God tells Joan to give Adam a gift, she finds something that makes her question whether God was suggesting that she have sex with Adam.
When Joan gets sick she begins to doubt God's existence; Will and Helen start to rethink their beliefs after a series of stange events and odd dreams.