Bernadette Inez O'Brian Schwartz is back with her friends Annie, Keisha and Megan, aka The Lunch Bunch. In this third adventure Bernadette finally gets the puppy she has been dreaming of for so long. She and the Lunch Bunch girls learn how to give back when they help raise money at a charity garage sale. When school ends, the four friends decide to go to the same day camp. Bernadette discovers that she can induldge her love of science anywhere when the local frogs go missing and she and the other campers use the scientific method to find out why.