A digital solution for your classroom with features created with teachers and students in mind: - Perpetual license - 24 hour, 7 days a week access - No limit to the number of students accessing one title at a time - Provides a School to Home connection wherever internet is available - Easy to use - Ability to turn audio on and off - Words highlighted to match audio Lots of animals have wings. Some wings are big and some are small. Some are covered with feathers and some are not. Read more to find out all about wings.