With the help of their rambunctious dog, Hooligan, seven-year-old Tessa and ten-year-old Cammie, daughters of the first female president, investigate when Dorothy's ruby slippers vanish while on loan to the White House.
Seven-year-old Tessa and ten-year-old Cammie, the first female president's daughters, investigate when gold is discovered on the White House grounds and Tessa's piggy bank goes missing.
When their pet cockroach disappears and then reappears wearing a tiny transmitter, seven-year-old Tessa and ten-year-old Cammie, daughters of the first female president, search for spies in the White House.
Seven-year-old Tessa and ten-year-old Cameron, daughters of the first female president--and owners of a very rambunctious dog--play detective when a baton belonging to the director of the Marine Band goes missing at the White House.