Construct:	Noun
Definition:	A type of modelling plasticine (especially used by childrenin school).
Use:
Derivation:	Probably Irish 'Márla' -marl, a kind of rich clay, 'Márla buí' - yellow subsoil of a plastic consistency. (Dinneen) Also 'Márla' - clay, romance loan word. (Joynt) Note 'Shelta', 'Mála' - a hand or to handle. (MacAlister)