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 621–640 of 1,000 ranked alternatives.
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.
Oak Driven LLC
Calculate , volume, mass, or molecular weight
Calculate , solution volume, solute mass, or molecular weight by inputting three variables. The fourth is automatically computed. Units can be adjusted for solution volume, solute mass, or molecular weight. Purchase in- to save custom compounds.
Hiren patel
Practice facts with addition, subtraction, multiplication,
Practice basic facts with addition, subtraction, multiplication, and division. Solve randomly generated problems with or without a time limit. Track progress through visual charts. Adjust difficulty for grades 1 to 4.
Blue Water Apps, LLC
Play games and solve challenges
Learning helps users practice addition through interactive gameplay. Avoid obstacles while finding numbers that sum to a target. Progress through increasing difficulty levels. Replay previous levels for skill reinforcement.
Alexander Wong
Play games and track your progress
Practice with randomized operations and difficulty levels. Solve equations in solo or group modes. Track progress through increasing challenges. Share results with friends. Adjust speed and complexity settings.
BBC Studios Distribution Ltd.
Count numbers and complete challenges
Teaches through interactive tasks with adjustable difficulty. Includes weekly day recognition exercises. Features animated characters and safe, ad-free content. Encourages early math skills through play. Syncs progress across devices.
Neocore Health, Inc
Train hearing, improve communication, build confidence
Complete your profile to access tailored exercises. Practice listening tasks, identify sounds, and improve speech discrimination. Track progress over time and receive feedback to refine skills. Adjust difficulty levels to match individual needs.
AppBlit LLC
Practice addition and subtraction
Practice addition, subtraction, multiplication, and division by popping number pairs. Match equations with correct answers. Progress through increasing difficulty levels. Choose specific operations to focus on.
Pierre LENOBLE
Guess by country or continent
Test knowledge of with quizzes across multiple difficulty levels. Choose to play by continents or all . Track progress and challenge yourself with quick games.
Knyaz Harutyunyan
Scan problems, get explanations, learn methods
Scan problems with camera for instant recognition. Get clear explanations and step-by-step solutions. Tailor learning to your country's curriculum. Practice arithmetic to advanced calculus. Track progress and review lessons.
Dmytro Mazur
Practice checkers moves and track progress
Learn checkers strategies through structured lessons and interactive exercises. Practice common patterns and identify winning moves. Track progress with detailed statistics and adjustable difficulty levels.
Markus Ruh
Solve problems and track progress
Learn tricks to solve problems quickly. Practice various operations with interactive exercises. Track progress and set goals for skill improvement. Receive instant feedback on answers.
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