Interactivities and videos

The following resources take full advantage of computer technology, whilst aiming to be as accessible as possible. If you discover any problems using these resources and think it might be a fault with the website, please contact us.

Number and algebra

Level 7

Solving linear simultaneous equations

Developed by M Butler (www.mrbutler.org.uk), Question Generators create a series of random questions on specific topics, and have parameters that can be customised to suit different abilities, or to focus on particular skills. Requires JavaScript to be enabled in your browser. By M Butler.

See information and help for Question Generators.

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Shape, space and measures

Level 4

How to use a pair of compasses

Video explaining the best way to draw a circle with a pair of compasses, and why this is better than using a protractor for the same task. By Dan Gardner.

See information and help for videos.

Miscellaneous

Materials

Scientific calculator

The best one of its kind that we have discovered so far. It has most of the common functions you would expect on a hand-held scientific calculator, as well as some more, though it lacks an inverse button. From Holt Online Learning.

Materials

Timer

An interactive countdown timer and stopwatch, from Online Stopwatch. Their website has a full-screen version, a downloadable version, a customisable version, and several others to suit any scenario, and so is worth making a visit to.