Frame is assemblage parts imitated parts of instrument. Also it is science instruments of education which understanding structure and principal of instrument in process assembling various models and interesting equipment of instrument.

Will be profitable to develop brain for growing students through easy
    handling

Cultivate the creative power of expression, logical thinking power,
    ability for settlement of problem in assembling course.

Cultivate spatial perceptibility in process studying and assembling
    about inside structure and movement of object.

Improve observation and power of analysis and application.

Cultivate sense of accomplishment and confidence through power of
    concentration and completion.

Cultivate basic ability and attitude for science through analysis of
    mechanical principle and assembling creative model.