Practice problems and abacus exercises
Select problem levels from multiple difficulty categories. Practice abacus skills with targeted exercises. Track progress and adjust difficulty as needed.
Showing 601–620 of 1,000 ranked alternatives.
发展 李
Practice skills with interactive exercises
Learn through interactive with drag-and-drop exercises, tap and long-press actions, and shortcut practice. Complete training modules cover tools and features. Track progress and complete challenges to reinforce skills.
Webrich Software Limited
Practice problems and review notes
Practice with over 1510 questions and 151 revision notes covering Algebra, Geometry, Data Analysis, and Number & Operations. Take mock tests with mixed questions. Review detailed solutions and notes for each topic.
The PAIRS Foundation, Inc.
Practice emotional connection skills
Practice emotional connection and communication skills through guided exercises and -building tools. Track progress with weekly goals and reflections. Access expert-led content for healthier interactions and stronger relationships.
Pascal Weiss
Tune, identify, and improve your ear
Identify and learn triads, inversions, and 4-note . Recognize 20 extended and altered . Practice chord identification and interval recognition. Receive instant feedback on accuracy. Track progress over time.
Grand Prairie Independent School District
Learn to add numbers with exercises
Teaches addition through interactive exercises and quizzes. Includes number recognition and basic arithmetic problems. Tracks progress and provides instant feedback. Supports multiple difficulty levels.
XLabz Technologies Pvt. Ltd.
Test your power and play
Test cognitive abilities in Analytical, Memory, Math, and Visual skills through timed mini-. Track progress and compare scores. Customize difficulty levels and set daily challenges. Share results with friends.
Markus Ruh
Solve problems and track progress
Learn tricks to solve problems quickly. Practice different techniques for multiplication, division, and fractions. Track progress and set daily goals to improve calculation speed and accuracy.
Joseph Ma
Calculate, solve, track progress
Mental math with customizable exercises focused on operations. Track progress over time and set daily goals. Receive instant feedback and adjust difficulty levels as needed.
CHESSQUEEN INC
Play with exercises
Play games against historical figures and analyze moves with detailed feedback. Learn opening principles, middle game strategies, and endgame techniques. Track progress and review lessons from legendary players.
AMERICAN ACCENT PROGRAM, LLC
Practice English pronunciation with AI feedback
Record and analyze speech to identify pronunciation errors. Provide real-time feedback on vowel and consonant accuracy. Offer guided practice with visual 2D Sound Motion Simulators. Include human-reviewed exercises for each sound.
Moolion Inc
Solve math equations in a game
Solve simple math equations in an arcade game format. Track progress over time. Adjust difficulty levels. Receive instant feedback on answers. Compete with friends through leaderboards. Share achievements on social media.
Umit Sevim
Practice with interactive quizzes
Learn with interactive worksheets and quizzes. Practice addition, subtraction, multiplication, and division. Generate unlimited problems without paper. Get automatic grading and instant feedback. Track progress with digital exercises.
GyroDimensions, Inc.
Practice math problems and compete globally
Solve daily math problems from various grade levels to improve reasoning skills. Track progress over time. Access past competitions and practice materials. Participate in live math challenges with other students worldwide.
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