Subtraction 13-18 Flash Cards
Whether for the public, private, or home school, Mardel’s educational resources provide teachers and administrators with the tools necessary to achieve academic success. Search our expansive selection of materials to find options that suit your individual needs – from resource books, manipulatives, and incentives to decorations, art, and office supplies, we offer the support you need at the prices you crave!
Proven effective for building basic skills and reinforcing learning programs. Cards are self-checking, colorful, attractive, durable, and feature rounded corners for quick sorting. 99 cards.
Proven effective for building basic skills and reinforcing learning programs. Cards are self-checking, colorful, attractive, durable, and feature rounded corners for quick sorting. 99 cards.
Aside from peak seasons, most orders will ship within 2-3 business days and tracking is provided via email when the order is given to the carrier. Delivery usually takes an additional 3-4 business days, and some locations can take longer for the carrier to complete delivery.
Please provide a physical street address when you place an order. Mardel will not accept P.O. Boxes as shipping destinations for online orders, and your order will not be fulfilled until you provide an alternate physical address to our Customer Service team.
Visit our Shipping page for more information, including how to Expedite your order.
If you are unsatisfied with your purchase, you may return your order in-store or online within 90 days of the purchase with receipt. All merchandise must be in the same, saleable condition as it was when you received it.
Visit our Returns page for complete information.