![BBC Archive on Twitter: "#OnThisDay in 1976: Blue Peter presenter Peter Purvis demonstrated a piece of exciting new technology – the world's first portable talking calculator! https://t.co/YuWcr9pv07" / Twitter BBC Archive on Twitter: "#OnThisDay in 1976: Blue Peter presenter Peter Purvis demonstrated a piece of exciting new technology – the world's first portable talking calculator! https://t.co/YuWcr9pv07" / Twitter](https://pbs.twimg.com/amplify_video_thumb/1517508807630458880/img/IQwWOtRVe96mDy2-.jpg)
BBC Archive on Twitter: "#OnThisDay in 1976: Blue Peter presenter Peter Purvis demonstrated a piece of exciting new technology – the world's first portable talking calculator! https://t.co/YuWcr9pv07" / Twitter
![BBC's election seat calculator either shows up how stupid the UK electoral system is, or how stupid the BBC election seat calculator is. Which is it UKPoleddit? : r/ukpolitics BBC's election seat calculator either shows up how stupid the UK electoral system is, or how stupid the BBC election seat calculator is. Which is it UKPoleddit? : r/ukpolitics](https://external-preview.redd.it/XqBXNUC1n63JHUNF6xeAPYvcobnCRWt9cwLWxpsdzlA.png?width=640&crop=smart&auto=webp&s=4ca5fd521be4a2c2f69abe019de09d82f4496c8e)
BBC's election seat calculator either shows up how stupid the UK electoral system is, or how stupid the BBC election seat calculator is. Which is it UKPoleddit? : r/ukpolitics
![What is a logarithm / What are logarithms - Laws of logarithms and exponents - Higher Maths Revision - BBC Bitesize What is a logarithm / What are logarithms - Laws of logarithms and exponents - Higher Maths Revision - BBC Bitesize](https://ichef.bbci.co.uk/images/ic/320xn/p01wv5jv.jpg)