Natural Science Toys

natural science
the sciences involved in the study of the physical world and its phenomena
Some of the research that is conducted in psychology is more "fundamental" than the research conducted in the applied psychological disciplines, and does not necessarily have a direct application.
A branch of science that deals with the physical world, e.g., physics, chemistry, geology, and biology
The branch of knowledge that deals with the study of the physical world
In science, the term natural science refers to a naturalistic approach to the study of the universe, which is understood as obeying rules or laws of natural origin.

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