Half-Size Human Circulatory System Model, Compact Gifts_Bar Walks students through four-stroke diesel

Walks students through four-stroke diesel operation on a 16-inch hand-cranked model

Meker-style natural gas burner delivers a broad

5 newtons for measuring small forces during spring-law and tension-force classroom investigations

Bulk 144-pack of pre-cleaned 75 x 25mm glass microscope slides features frosted labeling ends and ground polished edges for high-volume teaching labs

75-inch aluminum-and-steel frame for mass-comparison work

Half-Size Human Circulatory System Model, Compact Gifts_Bar Walks students through four-stroke dieselSized for compact classroom display, the half size circulatory model traces arterial and venous pathways from heart to peripheral capillaries.