Leonardo de Vinci
The Pyramid of the Sun is mainly made of rubble and brick and the surface of this pyramid was covered in volcanic stone.
it is made out of steel
The earliest known Pyramid is the step pyramid at Saqarra built for the pharaoh Djoser c.2600BC
The first pyramid was the Step Pyramid at Saqqara, built for King Zoser in 2750 BC.
Most of the Great pyramid is made from limestone
pyramid
A Pyramid
a pyramid
Pyramid
His parachute looked a lot like a pyramid -- four triangular sides meeting at a central apex. Click link below to see it!
The first parachute was made from silk. André-Jacques Garnerin, who invented the parachute in 1797, used a silk parachute to make successful jumps.
Leonardo's parachute worked just like today's modern parachutes. But Leonardo did not know that the linen cloth he used would spread itself out in the air so he made a pyramid shaped shell to spread the cloth over. Air would get caught in the pyramid and create drag, tons of it, slowing whoever is attached to it, down.
hot air balloon
the parachute was made by Jake parasuit
Blanchard developed the first foldable parachute made from silk.
parachute
The parachute canopy is made up of panels.