Alston Publishing House is a Singapore based publisher that develops textbooks and educational resources for Mathematics, Science and the English Language. The Maths SMART and Science SMART series incorporate the Singapore approaches to learning Mathematics and Science and are based on the latest Cambridge Primary Mathematics and Science curriculum framework respectively.

The TOP Science and TOP Maths Series, which is adapted from the Science SMART and Maths SMART Series, is endorsed by Cambridge International Examinations. TOP Science and TOP Maths is listed as an endorsed resources in the Cambridge International Examinations website (https://www.cie.org.uk/programmes-and qualifications/cambridge-primary/cambridge-primary/classroom-support/).