A drop in the ocean: London's Science Museum

What kind of inventions do you expect to find in a science museum? Futuristic gadgets? Or old machines with a long history of reliability?

Let's have a walk in London's Science Museum and answer the following questions.

1. What's the title of the new exhibition in London's Science Museum?
2. What do we learn about the history of
   - the coat hanger,
   - the rubber band,
   - the teabag and
   - the sticky notes?
3. What's the aim of this exhibition?
4. Where did the idea of the exhibition come from?
5. What does the term 'idiot-proof' mean?

Have a nice weekend and WALK in English.