## Listing all results (1884)

### Skin Area

The task is to consider the process of making estimates to use in calculations before moving to the specific task of estimating the total surface area (i.e. skin area) of a volunteer. This is a readily accessible task, with students only needing basic measurement and estimation skills to get started. It is suitable...
Publication date:
2010 to date

2 files

0

### Using and Abusing Percentages

This activity examines the use of percentages in research and the media. The examples used focus on the distinction between absolute and relative percentages and percentage changes. The need for improved education in the area of communication of risk is at the heart of this resource.Using and Abusing PercentagesThis...
Publication date:
2010 to date

3 files

0

### Stocks and Shares

In this activity students begin with a simple introduction to the stock market; calculating new prices for a variety of fictional shares based on daily percentage changes.The task requires students to calculate simple percentage changes. A spreadsheet is provided for students to record their results which provide a...
Publication date:
2010 to date

3 files

0

### The Princess's Problem

In this resource students deal with an optimisation problem involving perimeter and area based on a Greek mythological story about a princess. She wants to maximise the area contained in a given perimeter and decides on a circle. The concept of the Isoperimetric Quotient Number, IQN, is introduced as a way of...
Publication date:
2010 to date

3 files

0

In this resource students deal with the problem of administering doses of a prescribed drug so that the body does not have too little or an excess of the drug. An understanding of half life is required. Students do not need to use more complicated formulae for exponential decay but that could be introduced in an...
Publication date:
2010 to date

7 files

0

### Physical Fitness

In this activity students create a graphical ready reckoner to assess physical fitness. The challenge is to construct the ready reckoner and ultimately use it in practical situations. Students are required to plot straight line graphs.Physical Fitness Overview suggests that it is increasingly important to...
Publication date:
2010 to date

3 files

0

In this activity students tackle the problem of assigning a level of difficulty of various texts and books. The reading age is about the level of difficulty of text rather than the reading competence of the reader. The resource comprises an overview, teacher guidance and a student handout.Reading Age Overview ...
Publication date:
2010 to date

3 files

0

### Do Vampires Exist?

In this activity students consider a population growth problem which leads to a power series. The presentation can be used to introduce the topic and use of spreadsheets would enable students to model and draw graphs of the situation.Do vampires exist - teacher guidance gives a clear explanation of a possible...
Publication date:
2010 to date

4 files

0

### Wind Chill

In this activity students explore the problem of analysing the effect of wind speed when temperatures are low requiring students to be able to substitute values into a formula. The formula for wind chill used in this resource depends upon the air temperature and the speed of the wind.Task 10: wind chill factor -...
Publication date:
2010 to date

3 files

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### Controlling Plant Cell Division to Enhance Biofuel Production

Publication date:
2010 to date

8 files

0