TLF ID L1992
Examine the relationships between capacities of containers of different shapes and sizes. Squirt liquids between three containers to establish the proportional relationship. Work out the third 'unlinked' relationship from two known relationships. Express relationships using mathematical notation such as 2a=6b=3c. This learning object is the fourth in a series of five objects that progressively increase in difficulty. Some objects in the series are also packaged as a combined learning object.