These sets consist of moulded balls of different colours and sizes along with connecting lugs of different sizes. These sets are very helpful in modelling different organic & Inorganic compounds.
SENIOR SET : This set consists of 150 lugs & 370 balls of prescribed colours and sizes packed in a moulded box having seperate space for every particular colour & size of ball.
JUNIOR SET : This set consists of 30 connecting lugs and 75 balls of different colours and sizes.

These Crystal Model Sets contain different coloured jacks (Red, Black & White) & connectors (Long & Short) in a prescribed number to be joined together in an illustrated way to form structures like Diamond, Graphite & Sodium Chloride.