Learning Science for Lower Block 3/4 is based on the latest Primary Science Syllabus in Singapore. There are two sets of books in this series for the Lower Block: Diversity & Systems, and Cycles, Energy & Interactions. They cover all the topics in the Lower Block. In addition, students can access free online activities created for some of the topics. Each topic contains thoughtfully crafted questions that will assist students in mastering science easily and effectively. The different sections provide ample practice and train students to use key scientific facts and keywords. Structured questions clarify and consolidate science concepts and many real-life examples are used to aid students in understanding and broadening their general science knowledge and interest.