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It depends what kind of, and what style of bridges you want. Here is a few things I have seen used that you could use for model and usable bridges.
wood
plastic hoped this helped
steel
concrete
glass
stone
bricks
string
aluminum
titanium
steel wire
paper
glue
rubber
cardboard
legos
What else can I help you with?
How have bridges been able to go from being made of wood to being made of metal?
By Technology developing and also people researching how to make bridges and thinking of new ways to make bridges and new materials to use.
What kinds of materials do you use to make modern bridges?
toothpicks, hot glue, and fishing line
How have bridges become safer over time?
bridges have become safer over time with the growing sustainabiltity of materials. The world is becoming more technologically advanced which improves the quality of manufactures. Also the great education system helps more people learn about the right materials to create these bridges, therefore more people know what is best to use and what is safest.
What materials do people use to make a pencil?
wood
What materials were used to construct the Roman Bridge At Alcantara?
sand and bamboo with some dirt and flowers to make it look pretty and chicken bones (sometimes mistaken as rooster bones) were used, Little pepit was the creator of the bridge. Years later, asian people destroyed it, and threw the bridge at Little pepit house. Little pepit spirit now haunts the asian people, so to be safe, you must wear a cat over your head.
What materials did aboriginal people use to make clothes?
Soft
What element that use to make bridges?
steel
What materials did aboriginal people use to make pit houses?
they use wooden planks
What are the strongest bridges?
Ones that make use of triangles.
What materials did people use to make iPods?
plastic rubber glass metal
What materials did aboriginal people use to make their clothing?
Typical clothings
What can cities do to protect their citizens from risks associated with natural?
use stronger materials when building overpasses and bridges
