The app offers a tutorial on the Dewey Decimal Classification System. It includes drills for ordering Dewey call numbers and provides corrective feedback.
by John White★ 0.00 ratingsEducation$99.99Data updated 2026-11-10
Learn with sentence translations and audio playback
Learn through -based lessons with direct translations from English to . Listen to sentences in both languages, see text, and practice with pauses. No ads, in- purchases, or subscriptions.
Calculate TFA, pressure drop, jet impact velocity, and hydraulic horsepower using nozzle flow area, flow rate, bit size, and mud density. Support ISO and Imperial units. Provide IADC dull grading and fixed cutter bit classification information.
The app provides a library of 16 battle drills with execution steps, graphics, and key points. It includes tools for tracking training events, managing schedules, and visualizing ranges on tactical maps for mission planning.
Record speech to analyze pronunciation and receive direct feedback on issues. Identify mispronunciations and get guidance on improving clarity. Track progress over time with daily practice sessions.
