The Rocker Scale is an essential scientific instrument for allprimary school classrooms. The scale is ideal for introducing the study of mass, for small group science experiments and alsodemonstrating equality.
The Rocker Scale consists of transparent tubs marked with 100ml graduations to a maximum capacity of 1 litre. Made in tough, washable material. Sensitive enough to 1g to register a positive movement and the tubs designed to give accurate readings even when objects placed off centre. Contents of tubs not included.