Play puzzles with varying difficulty levels including easy, medium, hard, and expert. Solve puzzles with an intuitive interface. Track personal stats and compare with friends. No ads and optimized for battery efficiency.
Learn algebraic techniques through animated lessons and interactive . Solve equations with mental math strategies. Track progress through multiple difficulty levels. calculations to improve speed and accuracy.
Solve problems with step-by-step solutions. Input equations for automatic solving and animated explanations. Access over 1,000 sample problems. Use scientific and graphing calculators. Track progress and review detailed solutions.
Teaches and subtraction through interactive games. Includes multiple training exercises. Offers quizzes to reinforce learning. Tracks progress over time. Provides instant feedback on answers.
Perform to calculate quotients of two numbers. Generate worksheets for practice. Input numbers and view step-by-step process. Save and share worksheets for review.
Calculate trigonometric values for the by inputting radians or angles. Display step-by-step solutions and support negative numbers, decimals, and fractions. Save calculations in history and share results.
Teaches through interactive games. Users learn to classify patterns, recognize numbers, count, compare graphics, and perform addition and subtraction. Includes logical arrangement exercises and Cantonese pronunciation support.
Memorize of pi using color and musical notes for enhanced recall. View numbers in chunks with customizable pages and lines. Compete on leaderboards and earn achievements. Practice daily for improved retention.
Practice with quizzes covering arithmetic operations. Solve problems with varying difficulty levels. Access free printable workbooks. Remove ads to unlock offline mode and all features.
Learn and practice with interactive exercises and step-by-step problem solving. View worked examples, track progress, and receive instant feedback on answers. Set custom practice problems and adjust difficulty levels.
Practice mental arithmetic with addition, subtraction, multiplication, division, and mixed modes. Use 1 to 5 digit numbers in column format. Track daily scores and view progress graphs. Compete in rankings via Game Center.
Manage smartphone usage with three customizable block types: Limit Block, which caps daily usage, Block, which restricts access to non-essential apps during set times, and Downtime Block, which disables all apps during specified periods.