20-Piece Materials Collection Set (Magnetic and Non-Magnetic) Subcategory_Racks and Stands Greatly magnified transverse dicot stem

Greatly magnified transverse dicot stem model on a mounted base exposes vascular bundle arrangement and primary tissue layers for advanced botany teaching

Five-cylinder equal-mass set with hooks in copper

Used to demonstrate how meshing gears transmit rotation

well-suited for water-displacement and calorimetry work with an included inquiry-based instruction manual

the compact cross-section model maps pituitary

20-Piece Materials Collection Set (Magnetic and Non-Magnetic) Subcategory_Racks and Stands Greatly magnified transverse dicot stemTwenty 1 inch sample squares spanning ferrous and non ferrous metals, polymers, woods, fabrics, and composites in a labeled 13 x 10 inch plastic sleeve for materials classification work.