This app offers 120 levels of flash calculation problems, from single-digit to multi-digit calculations. Users can input answers after problems and receive audio feedback on correctness.
by Yuji Miyamoto★ 2.01 ratingsEducation$3.99Data updated 2026-09-17
And reverse with over 100 questions. Solve problems using a numerical keyboard and submit answers quickly. Choose from three training modes: EASY, HARD, or . Answer within one minute in HARD and modes. Access hints for powers and binary calculations.
Learn Chinese vocabulary from books 1 to 6 of the New Practical Chinese Reader series. Select chapters to study and customize flash card displays with options for simplified Chinese, traditional Chinese, pinyin, or English.
The app explains the 12 gods of Olympus, including Poseidon, and the origins of the laurel wreath and narcissus. It offers jump functions within explanations, map displays of related locations, search, bookmarks, and history.
Teaches addition through interactive exercises and quizzes. Includes number recognition and basic arithmetic problems. Tracks progress and provides instant feedback. Supports multiple difficulty levels.
Solve problems with on-screen gestures. Input equations and expressions directly. Receive real-time feedback and step-by-step guidance. Track progress and review solutions. Sync with educational platforms for assignments and quizzes.
Helps users problems by snapping photos. It provides step-by-step explanations and instant answers. Users can ask questions, get essay help, and track progress. The supports multiple subjects and offers clear, reliable solutions.
Learn subjects through interactive lessons and quizzes. Access study materials and practice problems. Track progress with performance reports. Receive personalized feedback and recommendations.
Practice arithmetic operations including addition, subtraction, multiplication, and division with numbers up to 1000. Solve mixed problems tailored to different grade levels. Work with fractions and decimals.
Perform calculations with basic arithmetic operations. Input numbers and equations for quick results. Use a interface with nostalgic design elements. Adjust display settings for different calculation modes.