What is another word for counting frame?
Pronunciation: [kˈa͡ʊntɪŋ fɹˈe͡ɪm] (IPA) 
A counting frame, also known as an abacus, is a tool used for counting and arithmetic operations. Synonyms for counting frame include numeral frame, number frame, reckoning frame, arithmetic frame, calculating frame, and mathematical frame. These tools have been used for centuries and were initially made from stones, wood, or metal. Abaci are still commonly used in many countries, particularly in Asia and Africa. The tools have been adapted to suit different cultural practices and languages, with variations including the Chinese suanpan and the Russian schoty. The use of counting frames is a fascinating facet of mathematics and a testament to ancient human ingenuity.
