Walmart is famous for offering a huge selection of products at really low prices. You will find mostly anything here.
There is a big selection of toys in the toys category at Barnes & Noble, including 500 LEGO's, over 80 board games for kids, over 190 play dolls & over 760 stuffed animals, etc.
Groupon is a great site to find discounts and coupons when shopping online. You can shop for products such as watches, electronics, and sports & outdoors.
There are over 4.900.000 kids toys at eBay, including over 600.000 hot wheels, diecast & toy vehicles, over 200.000 matchbox products, etc.
You’ll find all kinds of products at Amazon. Clothing, electronics, pet supplies, sports gear, baby stuff, automotive products, and a lot more. Almost every product has lots of customer reviews which can be really useful.