There are additional real sounds where applicable (such as a lion's roar or an ambulance siren) to enhance visual and auditory learning and memory simultaneously. Parents have the option to turn voiceovers off during parent-child learning session and turn voiceovers on when the child is self-learning. They can enable Question Mode to display 4 images and ask the child to click on the right answer. Complexity of words is perfect for ages 1 to 4 so two or more young siblings can play together and even teach eachother!