What tools did exploers use?

Do reptiles have backbones made of cartilage? Were the Aztecs hunters? How did the humans fish in the stone age? What creature forced Loki to steal the golden apples of eternal youth? How did bats live before man affected its natural habitat? Who was a forest nymph protecting Zeus from his jealous wife Hera? What events could have occurred as a human survival strategy during the last ice age? Who did the hunting in the Aztec tribes? When will there be stone age sam 3? What animals did the new stone age people kill to make clothes? Why did the bedouins rarely eat meat? What happend to all the continents by the close of the palaezoic era? What species was ceto and phorcys? Why does Pyramus and Thisbe run away? What is made from the remains of dead plants over millions of years? When did the australopithecus afarensis live? Was their weasels in the ice age? What is stoutlands first evolution? What were the fiercest Aztec warriors? How long are dwarf pronghorns?