Hand-Driven Newton's Color Disc Mechanics_Force & Motion Base-mounted 2-stroke diesel engine model

Base-mounted 2-stroke diesel engine model in aluminum and plastic

Simultaneous AC and DC output on this low-voltage power supply

Seventy-times enlarged skin cross section reveals epidermis

Aluminum-handled collecting net swings lightweight through tall grass and air sweeps for classroom field trips and introductory entomology sampling work

the four-sided geometry letting students explore deviation through non-equilateral cross-sections

Hand-Driven Newton's Color Disc Mechanics_Force & Motion Base-mounted 2-stroke diesel engine modelHand 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.