30 Educational Functions: Vocabulary and Grammar, Missing Letter, Spelling Correction, Scrambled Word, Extra Letter, Anagram, Plural. Antonym, Flash Memory, Mathematics, Addition Subtraction, Multiplication, Division, Completing Equation, Smaller / Larger. Numbering Logic, Percentages, Algebra, Geometry, Music, Karaoke, Dance to Music, Music Maker, Game & Amusements, Keyboard Typing, Typing Practice, Stone-Paper-Scissors, Tower of Hanoi, Shape Puzzle, Discovery, Tic-Tac-Toe, Grand Prix, Demo. Learn Subjects like English, Maths, General Knowledge. Mouse and Charger Included Requires 3 AA Battery Laptop Dimensions: 28 x 3 x 21 cm (approx.)