- The Open University
- Guest user / Sign out
- Study with The Open University
- The Open University
- Guest user / Sign out
- Study with The Open University
My OpenLearn Profile
Personalise your OpenLearn profile, save your favourite content and get recognition for your learning
Rate and Review
Rate this video
Review this video
Log into OpenLearn to leave reviews and join in the conversation.
Video reviews
After visiting Bletchley Park, I have a little more understanding of how important Colossus was.
Dem Pirozzolo - 24 August 2014 9:23am
It was said to have" lengthened" the war by two years. Without it the Axis powers would have won the war sooner than it actually ended.