American Birch Plywood Wooden Pirate Cutlass, 18 inch Geology the f/3 curvature stretching the

the f/3 curvature stretching the focal throw for demos that need the focal point set comfortably beyond the mirror face

using a 5cm sphere with detachable hemispherical cups that lift away to test for residual charge

students will perform a cross-linking procedure on polymers to create polymer "worms" and the classic "slime

this apparatus pairs two 8-inch polarizing filters in a wooden frame with four acrylic shapes that show photoelastic patterns when squeezed

American Birch Plywood Wooden Pirate Cutlass, 18 inch Geology the f/3 curvature stretching theBirch plywood wooden pirate cutlass measures 18 inches long for costume play, theatrical props, and imaginative costume accessories.