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Everyday maths 1
Science, Maths & Technology

Everyday maths 1

...multiplication and division You can use a calculator in this activity. What are the answers to these sums? a.6 × 4 b.3 × 9 c.5 × 7 d.36 ÷ 9 e.48 ÷ 6 f.15 ÷ 3 Wine glasses come in boxes of 10. There are 25 boxes in a crate. How many wine glasses are there in one crate? A circus is selling tickets at £19 for adults and £11 for children. How much would it cost for...
View course Everyday maths 1
Free course 48 hrs
How to compare income across countries
Science, Maths & Technology

How to compare income across countries

...multiple scales (one per currency) how do you scale them relative to each other? If a country’s currency has a revaluation in one particular year, how do you reflect that? Given the different relative cost of living in different countries, do you take that into account using something like a purchasing power parity correction? If you are interested in how much a country...
View video How to compare income across countries
Video 45 mins
You and your money
Money & Business

You and your money

...multiple relationships with different lenders. Accompanying this more competitive environment has been a greater emphasis on marketing. Some newer entrants to the UK credit card market introduced more aggressive marketing techniques and offering interest-free periods to woo consumers (but often with ‘catches’), and higher credit limits, including some limits increased...
View course You and your money
Level 1: Introductory 12 hrs
An introduction to exoplanets Badge icon
Science, Maths & Technology

An introduction to exoplanets

...multiplication l multiplication l equals right hand side l cubed . The volume of a cube is always the length of one of its edges cubed, that is, multiplied by itself three times. The volume of a cube is easy to calculate, as you can see. You just need to multiply the length of one side by itself, then by itself again. This holds true, no matter how big the cube is. For a...
View course An introduction to exoplanets
Level 1: Introductory 24 hrs
Can design by committee work? Making a case for open source design
Science, Maths & Technology

Can design by committee work? Making a case for open source design

...multiplicity that dilutes the communicative message. One might turn to Wikipedia as a testament to successful non-code-based collaboration, but Wikipedia enforces very strict and rational guidelines. There is no room for poetry or subjectivity within its pages. Is it simply impossible? Not necessarily. If we step out of the technical construct of the open-source...
View article Can design by committee work? Making a case for open source design
Article 10 mins
Grief and COVID-19: Mourning what we know, who we miss and the way we say goodbye
Health, Sports & Psychology

Grief and COVID-19: Mourning what we know, who we miss and the way we say goodbye

...multiple losses many of us have experienced, these include lost jobs, lost connections with our wider community, and lost opportunities to spend time with family and friends. Many within society have also been affected by loss of their loved ones and it is important to recognize that may individuals are currently grieving following bereavement this year. To understand the...
View article Grief and COVID-19: Mourning what we know, who we miss and the way we say goodbye
Article 20 mins
Virtual reality, 19th Century style: The history of the panorama and balloon view
History & The Arts

Virtual reality, 19th Century style: The history of the panorama and balloon view

...multiple viewpoints made to appear visually consistent, was already a constituent feature of bird’s-eye views. Barker’s innovation was rather in the viewer’s interface with the image. The panorama was an apparatus that would isolate and control what it was possible to see. His specifications included lighting from above, an isolated central viewing platform exactly...
View article Virtual reality, 19th Century style: The history of the panorama and balloon view
Article 5 mins
Effects of pollutants on the aquatic environment
Nature & Environment

Effects of pollutants on the aquatic environment

...multiple discharge sources that cannot be pinpointed. An example of a diffuse source is run-off from fields and roads. Point sources are easily controlled, but diffuse sources are virtually impossible to collect and control. The latter pose great challenges in efforts to upgrade the quality of rivers. [Described image] Figure 3 A eutrophic lake in southern California...
View course Effects of pollutants on the aquatic environment
Level 3: Advanced 3 hrs