Ithuta Books supplies Maths, Science and Technology learning and teaching aids in the form of dictionaries/glossaries targeted at all South African grade 4 to 12 learners: explanatory dictionaries in English only, and bilingual dictionaries (English explanations along with explanations translated into isiXhosa, isiZulu, Sesotho, Sesotho sa Leboa, Setswana, Tshivenda and Afrikaans). The resources are multi-year dictionaries covering all curriculum material for a period of 4-5 years, facilitating learners’ understanding of current material as well as revision of previous years’ material, and assisting learners to gain a deep understanding and full concept development in Maths and Science.