Llyfr lliwgar i gynorthwyo disgyblion Cyfnod Allweddol 4 sy'n astudio Technoleg Gwybodaeth a Chyfathrebu i lefel TGAU, yn cynnig dau dudalen llawn deiagramau ar bob pwnc a chwestiynau arholiad. Cyhoeddwyd gyntaf Tachwedd 2003.
A Welsh adaptation of Design and Technology (Success Guides), a colourful revision book for Key Stage 4 pupils studying for GCSE, providing a double page spread with diagrams on each topic and GCSE-style exam questions. First published in November 2003.
