Im sorry but you need to be more spesific in your question, it is too broad. Are you wondering what the Olmec colosssal heads are made of? If so it is obsidioan, or besalt. I hope i helped ^^)
The Olmec Played a ball game. The ball was made of sap from the rubber tree
trade did
Olmec and Mayan
The stone heads made by the Olmec civilization weigh anywhere from 20 to 40 tons.
The Olmec
By the early 1200s BC the Olmec were living along coastal rivers in villages of small houses made of reeds and straw. People fished in the rivers and farmed land made fertile by river flooding.
The Maya and Olmec both Farmed, they both had 1 ruler, and they both made Calendars.
wooden houses also made mud and dry grass
they settled near rivers and began to farm
Olmec.
the oldest civilization was the OLMEC (:
the olmec flourished in 2500 bec