Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.

Remove Ads
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards

Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Computer History

timeline notes

Blaise Pascal Pascaline Calculator 1642
Gottfried Leibniz Stepped Reckoner 1670
Charles Babbage Analytical Engine 1842
Herman Hollerith Tabulating Machine 1890
John Atanasoff and Clifford Berry Antanasoff-Berry Computer 1939
John Mauchly and J. Presper Eckert ENIAC(Electronic Numerical Integration and Calculator) 1946
Alan Turing Turing Machine 1930-1940
Mark 1 ASCC(Automatic Sequence Controlled Calculator) 1944
Jon von Neumann EDVAC(Electronic Discrete Variable Automatic Computer) 1947
William Shockley, John Bardeen, Walter Brittain Transistor 1947
Grace Murray Hopper COBOL( Common Business Oriented Language) 1952
Jack Kilby Developed the 1st integrated Circuit and Invented the 1st hand held calculator. 1958
William Gates Founder of Microsoft 1975
Paul Allen Co-founder of Microsoft Corporation 1975
Thomas Knoll and John Knoll Adobe Photoshop 1988
Peter Arvai, Peter Halacsy, Adam Somlai Fischer Prezi 2009
Created by: castrokeona