I would say clothing -Biblically speaking Adam and Eve wearing leaves.
i dont now how old he was but his first invention was the phonograph made in 1877
the television
mouse
glasses
made computer made computer
He made many plans and many tries but finally in 1986 he made is very first invention!
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The invention of the microscope made it possible to see cells for the first time. The first compound microscope was developed in the late 16th century, allowing scientists to observe and study cells and microorganisms in greater detail.
Edison's first great invention was the tin foil phonograph made in Menlo Park on August 12, 1877
How are we supposed to know? Somebody could of made anything but not recorded it.
Benjamin Franklin's first invention were wooden flippers. He made them for his hands and feet to help him swim better. He was 8 years old when he invented them.Ben franklins 1st invention were wooden flippers made when he was 8.