Numbered Human Skull Model with 3D Brain and Cervical Vertebrae Glass Funnels_Thistle Funnels displayed on a wooden block

displayed on a wooden block for balance calibration and weighing experiments in the lab

demonstrating mechanical-to-electrical energy conversion as the crank lights the bulb

Corrosion-resistant steel rectangular base with a tightening screw for retort rods

bulb and cell holders

Bend receiver adapter with vacuum connection in borosilicate glass features 19/26 socket for reduced-pressure distillation procedures

Numbered Human Skull Model with 3D Brain and Cervical Vertebrae Glass Funnels_Thistle Funnels displayed on a wooden blockNumbered natural color skull mounts with a 3D brain and attached cervical vertebrae on a display stand for cranial, neural, and spinal anatomy teaching.