Human Circulatory System Model, Half Natural Size, on 32 x 12" Base Human Anatomy_Human Anatomy Models Used to dial in any

Used to dial in any resistance from 0 ohms to 1

the candy-bar form letting students break each piece into smaller magnets that retain their own north and south poles

5 by 4-inch ventilation apparatus modeling historic mine-gallery airflow and domestic chimney convection through a candle-driven hot-air-rise demonstration

and thylakoid architecture for photosynthesis and organelle ultrastructure teaching

3g nickel-plated steel balls on a red wood base

Human Circulatory System Model, Half Natural Size, on 32 x 12" Base Human Anatomy_Human Anatomy Models Used to dial in anyHalf life size circulatory system board traces arterial and venous pathways from heart to peripheral capillaries with numbered, hand painted detail for blood flow teaching.