Plane Geometry: Triangles and Quadrilaterals Triangles and quadrilaterals are polygons whose side lengths and angles can be classified, constructed and […]

Symmetry and the Cartesian Plane Symmetry describes balanced figures, while the Cartesian plane gives a precise way to locate and […]

Mensuration: Cubes, Cuboids, Cones and Cylinders Mensuration measures lengths, areas and volumes of solid figures. Use consistent units and show […]

Elementary Statistics: Collecting, Recording and Representing Data Statistics begins with collecting reliable information, recording it clearly and selecting a suitable […]

Numbers can be represented in different ways. A number is an idea or quantity, a symbol is a mark used […]

Roots are operations that reverse powers. The square root of a number is the value which, when multiplied by itself, […]

Pollution Pollution is the introduction of harmful substances or energy into the environment. Air, water, land, noise, and thermal pollution […]

Sources of water Water is obtained from rain, rivers, lakes, springs, wells, boreholes, and reservoirs. Groundwater is often filtered naturally […]

Basic ecological terms Ecology is the study of relationships between organisms and their environment. A habitat is the place where […]

Meaning of first aid First aid is the immediate, temporary care given to an injured or suddenly ill person before […]