World 2 · Pull It Until It Breaks · 11 min · PRO
Hooke’s law and Young’s modulus
The stiffness slope
PRO · Materials Testing Lab
World 2: Pull It Until It Breaks is part of PRO
The first world of Materials Testing Lab is free. PRO opens the other 25 lessons in 6 worlds — simulations, quizzes and all.
PRO includes
- All 60 labs — every world, every lesson
- Practice exams and certificates
$8.33/mo, billed yearly ($99.99) · or $39.99 monthly