
Interactive tools that go beyond textbooks — practice reading micrometers, master GD&T symbols, drill NIMS exam questions, and track your progress across 10 trade school topics.
Most study apps give you text. We give you interactive simulators, GD&T trainers, and certification prep that actually prepare you for the machine shop.
Micrometer, caliper & ruler simulators — read to 0.0001" precision
GD&T symbols, tolerance math, and blueprint reading challenges
55+ certification questions for MMS, Milling, Turning & Blueprint
Plus 9 more study tools:
"We built CNC Study Hub because our students needed something better than worksheets and YouTube. They needed interactive tools that let them practice reading instruments, solving tolerance problems, and prepping for NIMS — all in one place."
United Youth Rescue Service
CNC Advanced Manufacturing Program
Baby boomers are retiring. Companies can't find enough machinists. That means high demand, good pay, and job security — with just 1-2 years of trade school.

Start earning in a CNC career after just 1-2 years of trade school
From shop math to G-code to blueprint reading — everything a CNC machinist needs to know, organized and ready to study.
Every flashcard, math problem, and quiz question was written by CNC instructors who've actually run machines, made chips, and taught students the trade.
Real Haas machine photos — not stock images
Content aligned with NIMS certification standards
Track progress across every topic
Timed assessments that simulate real test conditions
Classroom tools for instructors to track students
Sponsorship Opportunities Available