Cheap Science Toys

science
a particular branch of scientific knowledge; "the science of genetics"
skill: ability to produce solutions in some problem domain; "the skill of a well-trained boxer"; "the sweet science of pugilism"
The intellectual and practical activity encompassing the systematic study of the structure and behavior of the physical and natural world through observation and experiment
A systematically organized body of knowledge on a particular subject
Science (from the Latin scientia, meaning "knowledge") is, in its broadest sense, any systematic knowledge that is capable of resulting in a correct prediction (i.e. falsifiability in Karl Popper's sense) or reliable outcome.
A particular area of this

cheap
(of prices or other charges) Low
brassy: tastelessly showy; "a flash car"; "a flashy ring"; "garish colors"; "a gaudy costume"; "loud sport shirts"; "a meretricious yet stylish book"; "tawdry ornaments"
bum: of very poor quality; flimsy
Charging low prices
relatively low in price or charging low prices; "it would have been cheap at twice the price"; "inexpensive family restaurants"
(of an item for sale) Low in price; worth more than its cost

toys
An object for a child to play with, typically a model or miniature replica of something
An object, esp. a gadget or machine, regarded as providing amusement for an adult
(toy) a nonfunctional replica of something else (frequently used as a modifier); "a toy stove"
(toy) dally: behave carelessly or indifferently; "Play about with a young girl's affection"
(toy) plaything: an artifact designed to be played with
A person treated by another as a source of pleasure or amusement rather than with due seriousness