The edx education® Basic Geometric Volume Set is a brilliant hands on way for children to understand and visualise geometric concepts such as size, volume, area, shape, angles and dimensions.. A set of 6 hollow shapes with lids, perfect for observation and investigation. Why not fill the shapes with different liquids or materials to capture your child's interest and help them to understand and measure volume.. Set includes: 6 hollow 3D shapes. Size LxWxH: 28cm x 12cm x 11cm. Age: 8yrs+. MPN: EDX25030