Video solution library
Every worked solution, by course.
Each library is searchable by problem — type what the question asks (“doubly reinforced beam”, “open channel”) and filter by subject, topic or difficulty. Browsing is free; playing a solution needs the subject unlocked.
CC1 — MSTE
Mathematics, Surveying & Transportation Engineering
Mathematics
Surveying
Transportation
1,768worked solutions
Open the CC1 library
CC2 — PSAD
Principles of Structural Analysis & Design
Statics
Dynamics
Deformable Bodies
Structural Theory
Steel
Concrete
1,162worked solutions
Open the CC2 library
CC3 — HGE
Hydraulics & Geotechnical Engineering
Hydraulics
Geotechnical Engineering
434worked solutions
Open the CC3 library
Looking for a subject on its own — Statics, Steel, Hydraulics? Every one has its own page under Lessons.