RVFM Mild Steel Ball Bearings - Rapid 70-0162, Mild Steel Ball Bearings, ideal for demonstrations and experiments with magnets and magnetism. They can also be used for making the traditional 'get the ball into the hole' types of puzzle or maze games...
RVFM Mild Steel Ball Bearings - Rapid 70-0159, Mild Steel Ball Bearings, ideal for demonstrations and experiments with magnets and magnetism. They can also be used for making the traditional 'get the ball into the hole' types of puzzle or maze games...
RVFM Mild Steel Ball Bearings - Rapid 70-0156, Mild Steel Ball Bearings, ideal for demonstrations and experiments with magnets and magnetism. They can also be used for making the traditional 'get the ball into the hole' types of puzzle or maze games...