Female Pelvis Model, Hand-Painted Pack Size_50 and laboratory procedures

and laboratory procedures

Spring-loaded heavy-gauge steel projectile launcher with a string-release trigger

Two-speed ticker timer kit printing 25 or 40 dots per second on paper tape via carbon discs

Polyhedral 120mL glass alcohol lamp ships with a metal cap and fiber wick for low-temperature bench heating in chemistry and biology demonstrations

Hand-driven Newton's color disc that spins seven painted segments fast enough to merge into apparent white through persistence-of-vision and additive color mixing

Female Pelvis Model, Hand-Painted Pack Size_50 and laboratory proceduresHand painted female pelvis model exposes ilium, ischium, pubis, and sacrum bones with articulations, supporting skeletal anatomy teaching in health coursework.