i think he used an astrolabe and a compass.
Jacques Cartier used navigation tools such as compasses, astrolabes, and cross staffs to help navigate the seas. He also used maps, charts, and logbooks to keep track of his voyages and discoveries. Additionally, he employed basic tools for ship maintenance and survival, such as ropes, sails, and anchors.
he used 3 ships and 61 men
jacquescartierused ships for transportation for his voyages
sailboat
1 of them is the Small Ermine
astrolabe
He used a stick and a napkin
He is the very first person to give us the information on religion and customs of St. Lawrence valley Indians.
Atsrobabe
he used white cedar bark (a type of tree) and leaves.
think it is compass
His method was to use a stick and a napkin to sail the ocean blue in 18 hundred ninety 2