Take a ride through time with Leap and Lily in Professor Quigley's time machine! As you travel back in time, learn essential 1st grade math skills including addition, subtraction, place values and more! This is one math adventure you don't want to miss! Works only on the LeapPad Plus Writing Learning System. Availability: Usually ships the next business day. 30325LFRegular price: $14.99IQ PRICE: FREE GROUND SHIPPING ON ALL ORDERS OVER $75.00. Please entry FREESHIPPING in the coupon box on the second page of the checkout. Offer valid for the 48 contiguous states. Certain oversize and drop ship items are excluded.