Calculate dimensions with ISO standard tolerances for holes and shafts. Input size and class to determine limits. Reference complete tables for standard intervals. Support for both hole and shaft designations.
Practice multiplication tables by tapping, dragging, and poking to reveal hidden stickers. Quiz yourself with adaptive challenges from 1x1 to 12x12. Track progress with a mastery history and collect completed stickers.
The app offers interactive quizzes on cells, genetics, and human biology. It provides offline access, category-based tests, a progress dashboard, and detailed statistics to track learning.
Review concepts with interactive quizzes on mechanics, electricity, and optics. Test knowledge with multiple-choice questions and instant feedback. Learn through structured lessons and practice exams. Track progress with detailed performance reports.
Access digital books, audiobooks, and resources from Backpack. Bookmark pages, take notes, and highlight text. Search within books and access citations. Use Merriam-Webster™ dictionary. Customize text size and font. Sync notes and checkouts.
Learn and test knowledge of concepts. Answer multiple-choice questions on electric fields, magnetic forces, and circuit theory. Track progress with detailed performance reports. Access interactive diagrams and formulas for better understanding.