"Ten-year-old Hap's grandmother has experimented on his family and confined them to the basement of a mansion paid for by his father's inventions, but his plan to sell her to aliens goes awry"--OCLC.
year: 2018
call number/section: 1000
subjects: family life, fiction, extraterrestrial beings, inventors, ability, grandmothers, families, humorous fiction, science fiction