Math Champ Game vs pH Lab

Become a math champ and have fun training your mental math skills by finding matching pairs of math problems and its solutions. By playing this game you will improve your calculation accuracy and speed over time. Features: - different types of problems (+, - , *, / and combinations) - different levels of difficulty, suitable for kids and adults - earn more points for faster calculation, get punished for wrong answers - keeps the highscore for each problem type and level for long term motivation

pH Lab is an interactive virtual chemistry lab for iPhone and iPad that helps you understand acids, bases, and the pH scale through hands-on simulation. Key Features • Real-time pH Simulator: Select chemicals, adjust concentration and volume, and mix solutions to see pH updates instantly. • Visual pH Feedback: Watch indicator-like color changes and follow a full 0–14 pH scale. • Beginner + Advanced Modes: Start simple, then explore deeper with more calculation-focused learning. • Structured Lessons: Learn from core pH concepts to neutralization, buffers, and real-world applications. • Quizzes with Explanations: Test your understanding and review clear answer explanations. • Daily & Advanced Challenges: Complete targets, earn stars, and build your chemistry streak. • Substance Library: Browse chemicals with formulas, pH values, use cases, and safety notes. Great For • Middle school, high school, and university students • Science teachers and tutors • Self-learners who want a visual, interactive way to study chemistry Premium (One-Time Purchase) • Unlock all chemicals • Unlock all lessons, quizzes, and challenges • Access titration mode and saved experiments • Remove all ads Disclaimer: pH Lab is an educational tool and is not a substitute for real laboratory safety training.` - What’s New (v1.0): `Welcome to pH Lab 1.0! • Launch of the interactive pH simulation lab • Added lessons, quizzes, and daily challenges • Introduced one-time Premium unlock for all features