| • GRADE: 6+
| • TOPICS: cobots, emotion detection, facial recognition, human robot interaction, psychology, robotics
| • MATH: simple math
| • SCIENCE: facial anatomy, human emotions

This video explains how mechanical engineers use arithmetic sequence for designing bicycle drivetrain systems.

| • GRADE: 8+ |
| • TOPICS: bicycle design, gear engineering, mechanical engineering |
| • MATH: sequences (also: rounding) |
| • SCIENCE: energy, forces, motion, simple machines |

| • GRADE: 9+
| • TOPICS: industry, nanotechnology
| • MATH: roots (also: volume)
| • SCIENCE: density, molecular weight, nanotechnology, volume

| • GRADE: 10+
| • APPLICATIONS: automation, engineering, industry, medical robots, robotics
| • MATH: trigonometry (also: cartesian coordinates)
| • SCIENCE: acids and bases, biomechanics, bionics, chemical resistance, forces, human anatomy, mass, motion

| • GRADE: 7+ |
| • TOPIC: robotics, self-driving vehicles, logistics, warehouse automation |
| • MATH: absolute value (also: cartesian coordinates) |