Learning Resources Play Tool Set Three lenses on one slide

Three lenses on one slide can be used to demonstrate diffraction of light or to measure wavelengths of light

A clearer conception of the routes of the systemic and pulmonary circulation can be obtained

can be measure AC / DC voltage

back silvered

enhancing visibility and usability

Learning Resources Play Tool Set Three lenses on one slideAll the tools young builders need for construction play. Inspires imaginative play about big construction jobs or home improvement projects. Includes: Hammer, saw, tape measure, nuts, bolts, board, battery powered drill, and tool belt. The 20 Piece set is made of durable plastic and stored in a sturdy carrying case. This model can be used as a visual aid in schools for Geology lessons. Premium Quality: This item is made of high quality, heavy duty and