Rainbow's passion for science deflates when her peers convince her that science isn't cool; Harrison works to mould a testimony from Denise; Santamonica tries to steal the spotlight back after Johan suffers an injury.
Bow has to consider the social impact of her date choice for her first school dance; Johan discovers his love of fashion; Santamonica spends some time with Harrison.
In the wake of the Challenger tragedy, Rainbow and her family handle their grief in different ways; Denise realises that life is too short, so she vows to right all the wrongs she's done in her life.
The Johnsons welcome an African American family that has just moved into their mostly white neighborhood; Santamonica doesn't get along with the new neighbor's daughter, until she gives Santamonica attitude.
Rainbow is excited to go on her first real date with Bryce for Valentine's Day; Alicia is wary to let Rainbow start dating and invites Bryce's parents over for dinner to cross-examine them; Paul gets into a fight with Bryce's dad over politics.