Twelve-year-old Anastasia is horrified at her family's decision to move from their city apartment to a house in the suburbs.

Anastasia's seventh-grade science project becomes almost more than she can handle, but her brother Sam, age three, and a bust of Freud, aid her nobly.

Anastasia continues the perilous process of growing up as her thirteenth year involves her in conquering the art of rope climbing, playing Cupid for a recently widowered uncle, and surviving a crush on her gym teacher.

Anastasia Krupnik answers a personal ad, and by stretching the truth, finds herself in quite a predicament when the special "he" wants to meet her.