This sinkable pool toy from POOF will provide hours of fun for kids! All you must do to play is press the timer, throw it in the water, and follow the sonic beeps to find the Sonic Search Ball before the timer runs out! Kids can also check their time to compare with others by pressing the timer button. This is a great water game for kids ages 5 and up, and can be played alone or with a big group! 3 AG13 batteries included.