Maths Quiz App

A fun, interactive, and kid-friendly maths quiz app built with React Native and Expo. Designed to help children practice basic arithmetic through levels of increasing difficulty — with sounds, animations, and a colourful timer bar!

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Features

• Random maths questions with:

  • Addition (+)
  • Subtraction (−) with no negatives
  • Multiplication (×)
  • Division (÷) with whole-number answers only

• 3 Levels:

  1. No timer
  2. 20-second timer per question
  3. 10-second timer per question

• Score tracking and level progression

• Smooth animated transitions

• Visual timer bar with colour changes

• Sound effects for correct, incorrect, and level-up

• Persistent sound settings

• Quit and resume flow

• Developer tools to jump to any screen

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Tech Stack

• React Native
• Expo
• expo-av (for sound)
• @react-native-async-storage/async-storage (for settings persistence)

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Installation

1. Clone this repo

git clone https://github.com/slothmock/react-maths-app.git
cd maths-quiz-app

1. Install dependencies

npm install

1. Start the app

npx expo start

Then:

• Press w to open in browser
• Press a to run on Android emulator
• Or scan the QR code with the Expo Go app

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License

MIT – free to use, modify, and share!