Bunsen Burner with Stopcock Control, LPG/Butane, Heavy Base Item Type_Dissection Pins and extraocular detail for ophthalmology

and extraocular detail for ophthalmology and sensory anatomy teaching

Pea seed germination model traces cotyledon splitting

landing it back in the same barrel as the car rolls forward

Demonstrates the full light-to-electricity-to-motion chain through a solar cell

Proves horizontal velocity does not affect vertical fall time through a push-button launcher that simultaneously projects one steel ball and releases another

Bunsen Burner with Stopcock Control, LPG/Butane, Heavy Base Item Type_Dissection Pins and extraocular detail for ophthalmologyHeavy base Bunsen burner adds stopcock gas control for fine flame adjustment during chemistry experiments with liquid propane or butane fuel.