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 and phrasal verbs through short, AI-powered exercises. Receive detailed explanations for errors. Practice tenses and articles with focused drills. Get instant feedback on mistakes. Tailor daily practice to your skill level from A1 to B2.
The app provides a method for learning and typing Chinese characters and words. It offers step-by-step instructions, explanations, prompts, and practice modes for self-training.
The app provides an offline Japanese course with interactive exercises for verbs, vocabulary, and grammar. It includes over 1500 words, 12 grammar articles, and 125 phrases, with support for Kana, Kanji, and Romaji.
The app provides an equation solver and prime factorization tool. It calculates the greatest common factor, least common multiple, and generates random numbers for various uses.
Provides information on geostationary satellites through structured tutorials. Explains satellite functions, orbital mechanics, and communication roles. Includes diagrams and technical specifications for educational understanding.
The app provides news and messages from the Good News Mission. It offers improved push notifications, iPad support, and member services through signup and login.
The app offers a large collection of free Sudoku puzzles for all skill levels. Its features include a help system, an auto note function, pencil mode, and a hint system.
The app helps children aged 3-7 build mathematical foundations through guided activities. It offers sequences of increasing complexity to reinforce skills in counting, quantities, numerals, and the decimal system.
The app supports Globally Harmonized System requirements for chemical labeling and classification. It provides access to GHS compliant labels and Safety Data Sheets for regulatory compliance, searchable by substance name, vendor, and CAS number.
Prepare for & Operations with over 500 questions and 50 revision notes. Take mock tests with mixed questions. Receive instant feedback on answers. Review incorrect responses and track progress.
The app offers guided steps for learning Bengali characters, starting with tracing and progressing to freehand drawing. It includes sound samples from a native speaker and a built-in review system to aid retention.