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Supporting learning is at the heart of the BBC's mission. This channel provides accessible, engaging, inspiring and challenging content covering a wide range of unique documentaries and series. From space science, medicine, animal behaviour to international history and social justice, let the experts take you through a real journey of discovery.

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How to Think Like a Computer Search engines New

The term 'search engine' is explained through everyday activities and events. Computer Head is trying to find a single item in a pile of hay and is doing this by going through all the individual strands of hay. His friend Ada suggests that a search engine would be the best way to search through lots of items to find the ...
  • 2016
  • 00:03:06
  • 13-14
  • Added on: 09/03/2019

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How to Think Like a Computer Online safety New

The practicalities of how to stay safe online are explained through everyday activities. A teenage girl, Ada, is sitting next to her friend CH (Computer Head), CH starts going through Ada’s purse and here we begin to learn about keywords such as malware and phishing. We also learn about the dangers of placing images on social media and how quickly ...
  • 2016
  • 00:03:02
  • 13-14
  • Added on: 09/03/2019

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Real World Chemistry How is paint made? New

The uses of paint are described. The constituents of an oil paint are described and the function of each ingredient is explained. The differences between an oil paint and an emulsion paint are then explained. The raw materials are briefly described. The process for making a variety of paints is fully automated. Agitation at very high speed is needed in ...
  • 2016
  • 00:05:47
  • 15-17
  • Added on: 09/03/2019

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Real World Chemistry How is glass made? New

Fran Scott learns how glass is made in a factory. The raw materials are described, together with the use of soda ash to lower the melting point, making it easier to form into useful shapes. The production process is described, including the use of gas burners to maintain the high temperature. Automated equipment is used on a continuous production line ...
  • 2016
  • 00:05:45
  • 15-17
  • Added on: 09/03/2019

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Real World Chemistry How is plastic made? New

Fran Scott visits a company that makes PVC to find out how you turn raw materials into plastic goods. She explains how crude oil is processed using fractional distillation, and uses a model to explain the molecular structure of alkanes, alkenes and polymers. At the plant, she finds out about all the additives that give different types of PVC their ...
  • 2016
  • 00:05:10
  • 15-17
  • Added on: 09/03/2019

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How to Think Like a Computer What is decomposition? New

A teenage programmer discovers how decomposition works through trial and error. She tries asking her computer to go shopping for her but he doesn't understand. She realizes she has to break down the task into a list of simple instructions to follow. With a clear set of ordered instructions, the computer goes to the shop, collects the items, pays for ...
  • 2016
  • 00:03:11
  • 13-14
  • Added on: 09/03/2019

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How to Think Like a Computer Searching algorithms New

The concept of a searching algorithm is explained through everyday activities and events. The characters are a teenage girl (Ada) and her friend Computer Head (CH). Ada interacts with CH and teaches him, and us, the concept of a searching algorithm. Ada uses keywords in her explanation to CH and shows how, if he had to search through a massive ...
  • 2016
  • 00:02:44
  • 13-14
  • Added on: 09/03/2019

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How to Think Like a Computer Bias and Reliability New

The concept of bias is explained through everyday activities. A teenage girl, Ada, asks her friend Computer Head (CH) an everyday question which is open to bias. She then looks at the results obtained from search engines and how some sites can be biased. Teacher notes: You could use this video to discuss what we can look for when using ...
  • 2016
  • 00:03:00
  • 13-14
  • Added on: 09/03/2019

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How to Think Like a Computer Sorting algorithms New

A teenage programmer (Ada) is sorting through photos to put them into an album, and this is proving to be a very long and laborious task. She then thinks of using a sorting algorithm and enlists the help of her friend CH (Computer Head). They decide to apply the steps of the sorting algorithm to organize the photos and place ...
  • 2016
  • 00:03:08
  • 13-14
  • Added on: 09/03/2019

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How to Think Like a Computer Checking your algorithm New

A teenage programmer evaluates the instructions she's written to tell her computer how to mop the floor. She checks if they're in the right order, if she's included all the steps, and if her instructions are precise enough. She tests them after each change to see if there is anything she has forgotten. Teacher notes: Units of measurement can be ...
  • 2016
  • 00:03:10
  • 13-14
  • Added on: 09/03/2019

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