Hovermax Hoverboard Go Kart Attachment

That's a savings of $18 and the best deal we've seen on this comprehensive engine building kit, a great educational tool for enhancing mechanical understanding. Buy Now at Amazon

You can shop LEGO sets that are discounted by as much as 46% in this Walmart Holiday Sale, including Disney kits from $14, Formula 1 from $22, and Star Wars from $24. Some even come with a couple of bucks in Walmart Cash (eligible sets will be marked on the product pages). Shipping is free on all orders over $35 (pickup is also available on most items).  Shop Now at Walmart

Amazon offers a large number of educational toys and games at up to 70% off. We've pictured a Build Your Own Bluetooth Speaker STEM Educational Kit for $13 ($3 off). Shop Now at Amazon

Save on over 50 LEGO sets with prices starting from $4.24. Pictured is LEGO Santa's Sleigh Christmas Toy Set with Reindeer & Santa Figurine for $26 ($14 off). Shop Now at Target

Find clearance savings on clothing, home improvement, furniture, sports and outdoors, automotive, and more. Shipping adds $7, or get free shipping over $35. Shop Now at Walmart

Shop thousands of deals in Walmart's end-of-year clearance seasonal decor sale. You'll save up to 85% on seasonal items, holiday decor, and more. Plus, orders of $35 or more bag free shipping. Shop Now at Walmart

Nearly 300 gold and silver coins and bars are included in this Flash Sale at Walmart. Prices start at $45. Shipping is free over $35, otherwise it adds $7.   Shop Now at Walmart

Walmart has just drpped its End of Year Clearance sale with discounts as high as 65% on LEGO and other toys, sneakers, holiday decor, tech items, and lots more. Nearly everything over $35 will ship for free, too (otherwise, you'll pay $6.99 for shipping or you can choose pickup). Shop Now at Walmart