Summarize each of the inventions you studied this week and how they impacted history. Also, explain the most interesting thing you learned this week, and why.

Mechanical Calculator is a Calculator witch almost everyone has heard of the Calculator but I will still explain it so say your in college and the teacher says you can use your calculator for this math problem so then you can use it and it helps a lot so that is the Calculator. The Mechanical Calculator is a Calculator but it is a little different. The person who invented this machine is Blaise Pascal.