Simple Machines Simple Lever Model Subcategory_Spectroscopy Hand-painted animal cell model reveals

Hand-painted animal cell model reveals organelle structures

Medium-size 5-inch pulley on a universal clamp accepting a variety of support surfaces

letting students directly observe pressure-volume changes under stacked weights

this metal helix lets stairwell-scale wave-propagation experiments amplify the visibility of standing waves

Wooden fulcrum-balance simple-machine model with a sliding pivot

Simple Machines Simple Lever Model Subcategory_Spectroscopy Hand-painted animal cell model revealsSeventeen and a half inch wooden simple lever apparatus with an adjustable fulcrum on an 8. 625x2. 25 inch base, supporting both qualitative and quantitative force vs distance student investigations.