El Manatí "elongated man" style and are the oldest wooden artifacts yet found in Mexico. The rubber balls are also the earliest such items yet discovered and were possibly used in the Mesoamerican ballgame. The Olmec were a Pre-Columbian civilization living in the tropical lowlands of south-central Mexico, close to the border between the modern-day states of Veracruz and Tabasco. The Olmec flourished during Mesoamerica's Formative period, dating roughly from as early as 1500 BCE to about 400 BCE. Pre-Olmec cultures had flourished in the area since about 2500 BCE, but by 1600-1500 BCE Early Olmec culture had emerged centered around the
Olmec colossal heads in the Americas to develop a sophisticated style of stone sculpture. In the first decade of the 21st century evidence emerged of Olmec writing, with the earliest examples of Olmec hieroglyphs dating to around 650 BC. Examples of script have been found on roller stamps and stone artefacts; the texts are short and have been partially deciphered based on their similarity to other Mesoamerican scripts. The evidence of complex society developing in the Olmec heartland has led to the Olmecs being regarded as the "Mother Culture" of Mesoamerica, although this concept remains controversial. Some of the Olmecs' rulers seem to