Cuisenaire rod

[ kwee-zuh-nair, kwee-zuh-nair ]
/ ˌkwi zəˈnɛər, ˈkwi zəˌnɛər /

Trademark.

one of a set of 10 colored rods from 1 to 10 cm (0.4 to 4 inches) in length, used in a method of teaching the basics of arithmetic to children.

British Dictionary definitions for cuisenaire rod

Cuisenaire rod
/ (ˌkwɪzəˈnɛə) /

noun

trademark one of a set of rods of various colours and lengths representing different numbers, used to teach arithmetic to young children

Word Origin for Cuisenaire rod

C20: named after Emil-Georges Cuisenaire (?1891–1976), Belgian educationalist