The association projects families will spend $374.8 million preparing K-12 students and another $174.7 million on college-related purchases, pushing the combined statewide total above $549.5 million. Nationally, back-to-school and back-to-college spending is expected to hit a record $146.8 billion, according to the National Retail Federation. In Nevada, K-12 spending is projected to total $374.8 million, a 3.6% increase from last year and a new statewide high. Online shopping remains the top choice for both K-12 families (50%) and college shoppers (41%). K-12 families also frequently shop at department stores (47%), discount stores (44%) and clothing stores (39%), while college families favor discount stores (33%), department stores (33%) and college bookstores (25%).