Zulily is featuring Picasso Bristle Blocks! Select sets are discounted over 65%! You can get the 240-pieces set for just $28.99! (regularly $84.99) To compare, Amazon is selling that set for $44.99! There are five other sets featured on Zulily. Be sure to compare those price points to Amazon to make sure you are getting the best deal.
Remember, Amazon has a flat rate shipping fee of $6.99. You will pay that on your first order and then you can shop the entire site with free shipping for the rest of the day.