A calculator with illustrated trains and whistle sounds for children. Users can perform basic calculations using numbered train icons. Pressing numbers plays corresponding train images and whistle sounds.
Acapella choir allows users to play three-note chords in sequence to check harmonic beginnings. Tap to set tempo. Choose from three instrument sounds: accordion, piano, or guitar. Select from nine interface skin colors.
Perform life calculations with built-in assistance and customizable initial values. Track cost payments and adjust life points. Change background and button colors. Play BGM and access a Yu-Gi-Oh! Wiki browser.
