Hasbro Tiger ED. 5 in one is a multifunctional calculator with five learning activities: a calculator, multi-level mathematical quiz, music activity, 12-hour LCD clock, and high-speed number game. The calculator performs basic arithmetic operations with addition, subtraction, multiplication, and division, and it can handle decimal arithmetic. The mathematical quiz offers three levels of difficulty and provides scoring for correct answers. The music activity allows users to create melodies using 13 different notes.