Create diagrams, technical sketches, and geometric art on digital graph paper. Draw with customizable pen colors and stroke widths. Edit objects after drawing. Use full-screen mode and hideable guides for focused design.
Vocabulary through interactive gameplay audio and visual support. Correct pronunciation and spelling "Smart-Teacher" guidance. Add new to personal vocabulary. Practice reading, speaking, and listening skills through self-training exercises.
Correct pronunciation and spelling through visual and audio cues. Use "Smart-Teacher" to organize the learning process. Add new to vocabulary by playing. Practice reading, speaking, and listening to improve language skills.
