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In observance of the 2025 holiday season, Sage offices will be closed Wednesday December 24th through Thursday January 1st. Normal operations, including shipping for orders placed during the closure, will resume on Friday January 2nd. For technical support during this time, please visit our customer support hub. We wish you a wonderful holiday season. Thank you. 

Gethyn Jones Secondary science teacher, UK

Gethyn Jones has been a physics teacher and Head of Physics at a number of comprehensive schools and academies in Wales and England over the course of the last twenty nine years. He is a member of the Chartered College of Teaching and served on the College's council from 2018-2020. Gethyn blogs and tweets as @emc2andthat and lives and teaches in London.