Science and Technology Time Line Topper Bulletin Board Set Grade 4-8

he perfect addition to help reinforce your social studies curriculum, this early American history time line includes (8) 8.5” tall die-cut panels that measure 16’ long when fully assembled.

This US history resource features four hundred years of memorable science and technology contributions from 1600-2000, including these (among others):

• first printing press
• invention of the lightning rod
• first clock built in America
• first hot-air balloon flight in America
• invention of the telephone
• first successful airplane flight
• assembly line production of the Model-T
• atomic bombs dropped on Hiroshima and Nagasaki, Japan
• first moon landing
• creation of the World Wide Web

Resource guide provided.