Determining the Composition of an Unknown Mixture Kit Weight_100g demonstrating that electrostatic charge concentrates

demonstrating that electrostatic charge concentrates most densely at the tip where surface curvature is highest

Mesozoic fish fossil replica measures 4 by 10cm with detailed vertebrate skeletal casting for fossil identification and vertebrate evolution teaching

Topped with a large conductor sphere and a deflecting needle indicator

Maps labeled ocean-bottom formations onto a wall-mountable 16 by 24 inch backboard

Shopping for someone else but not sure what to give them

Determining the Composition of an Unknown Mixture Kit Weight_100g demonstrating that electrostatic charge concentratesUnknown mixture composition kit teaches percent composition analysis through chemical testing, separation techniques, and quantitative analysis methods.