Go beyond the standard textbooks and take learning to the next level. Take part in scientific explorations, interactive exercises—and do it all right there on your device!

Explore how electrons can be represented using Lewis dot structures. Discover how the dot structure changes between atoms, and ions.

• Predict which of the electron orbitals are most important in chemical bonds.
• Build Lewis dot structures for atoms and ions.
• Build Lewis dot structures for molecules and other compounds.
• Explore how Lewis dot structure of compounds change after a chemical reaction.

App features:
• Build Lewis dot structures.
• Watch animations that explain how Lewis dot structures are built.
• Receive hints and tips as you perform investigations.
• Test your knowledge with interactive tasks and quizzes.
• Want more? Check out the AC library in the App Store.