These sets consists 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 particulars colour & size of ball.

Junior Set : This set consists of 30 connecting lugs & 75 balls of different colours & sizes.