Adjustable Insect Spreading Board for up to 12mm Specimens Lab Equipment and Supplies_Plastic Labware Entry-level two-part human skull model

Entry-level two-part human skull model separates the skull cap to reveal the cranial cavity for introductory head-anatomy teaching at secondary and college levels

sized to dust evenly over paper or around a magnet to make field lines visible during introductory magnetism work

and 500mm focal lengths for comparative refraction experiments

which also mounts to bench edges and boards of equal thickness

Adjustable Insect Spreading Board for up to 12mm Specimens Lab Equipment and Supplies_Plastic Labware Entry-level two-part human skull modelBuilt for wing spreading during insect mounting, this adjustable board accommodates specimens for butterfly, moth, and large insect preparation.