12-Piece Mystery Density Activity Set for Material Identification Glassware_Glass Funnels sized to drop different loads

sized to drop different loads into a circuit without rewiring

a pair of 1

and flask necks up to 55 mm across with independent thumbscrew adjustment

and pistil anatomy for botany teaching and flower morphology identification

each with an individual brightness dial for additive color mixing experiments on a 10 by 16 inch base

12-Piece Mystery Density Activity Set for Material Identification Glassware_Glass Funnels sized to drop different loadsChallenges students to identify two hidden materials from a set of 12 mixed cylindrical bars, revealing two distinct linear mass volume relationships when graphed at identical diameters.