About this app
Electricity quizzes and revision notes for secondary level science students. As you complete each quiz, you’ll earn reward badges - get perfect scores to collect them all! You can also learn about electrical safety and careers in the industry by watching a series of short videos (internet connection required). Topics include: - Electric charge - Electrical circuits - Electric current - Electrical safety - Electrical symbols - Sources of electricity - Electromagnetic Induction - Generators - Ohm's Law - Transformers - Transmission of electricity The app is designed to supplement national curriculum science and physics courses. It was created by Electrical Safety First, a UK charity that’s committed to reducing deaths and injuries caused by electrical accidents at home and at work. Learn more about electricity and electrical safety by visiting the Twothirtyvolts website at www.twothirtyvolts.org.uk. Twothirtyvolts aims to provide 11-16 year olds with all the information they need to stay safe around electricity, first aid tips and a range of educational resources.
Latest release
What’s New
This update from Apple will improve the functionality of this app. No new features are included. - iOS 11 compatibility
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 10, 2026 · 4:34 PM Free
Screenshots
