A technique has previously been described for secondary school-aged children to make ultraviolet (UV) dosimeters from highlighter pen ink drawn onto strips of paper. This technique required digital comparison of exposed ink paper strips with unexposed ink paper strips to determine a simple calibration function relating the degree of ink fading to…

This book has been written to help teachers develop the background knowledge and understanding needed to teach science effectively at primary level. It is intended principally as a resource in attempting to set out facts, develop concepts, and explain theories which primary teachers may find it useful to know and understand in order to plan…