This includes a description of what types of ride-on toys are appropriate and how a particular age group plays with these toys. 12 Through 18 Months Children become capable of using ride-on toys that are straddled and propelled by their feet only after they learn to walk with some steadiness.
Dictionary entry overview: What does glean mean? â¢ GLEAN (verb) The verb GLEAN has 1 sense: 1. gather, as of natural products Familiarity information: GLEAN used as a verb is very rare.
DEFINITION of 'Boolean Algebra'. A division of mathematics which deals with operations on logical values. Boolean algebra traces its origins to an 1854 book by mathematician George Boole. The distinguishing factor of Boolean algebra is that it deals only with the study of binary variables. Most commonly boolean variables are presented with the possible values of 1 (true) or 0 (false).