The Mystrica 2.0 Wireless Colorimeter has been developed by practising teachers to help teachers of sciences to deliver programmes of interesting and meaningful practical work. The instrument delivers high quality performance in a small, robust, user-friendly and affordable package. Stand-alone or linked to a PC, tablet or phone the Mystrica Colorimeter can make colorimetry accessible to students of all ages across the curriculum.  The combination of low cost, ease of use and high performance make this an ideal instrument for use as class sets, with small groups or for individual projects at all levels of secondary education and beyond.On this website you will find information about the Mystrica colorimeter and its relevance to UK and International examination syllabuses. Many of the applications are illustrated with video clips and there are details of the practical techniques described.