Diaries of long distance walks in Britain over a period of 20 years covering several National Trails plus other lesser known walks. Includes advice on long distance walking and reviews of the several pairs of boots I have worn out in the process.
Free download of a program to generate intriguing patterns based on enhanced Lissajous figures (mathematical curved shapes based on sines and cosines). It may sound complicated, but no knowledge of mathematics is required and it can easily be used by children. Many example figures are included with the program and these can be modified to produce different figures, or completely new ones can be generated simply by entering a few numbers.
This gives lists of songs by various Welsh singers, with links to the YouTube video for each one. It was intended as an aid for those learning Welsh, but can be used by anyone who likes the songs or the singers. Most of the videos have the lyrics in both Welsh and English displayed on the video, but any ones without have a link to the lyrics which open on another tab or page so that they can be viewed as the video is played. Downloads in the form of pdf files are also available for all of the songs, regardless of whether they are displayed or not.