Currently you can get the highly rated and fun Melissa & Doug Deluxe Jumbo Cardboard Blocks for only $32.24 from Well.ca! Here are some details:
Young construction workers and architects will spend hours with these lightweight yet durable cardboard building blocks. This 40-piece set features three sizes of “bricks” for constructive imaginative play. Made of premium, extra-thick cardboard for strength, they are easy to assemble and feature a wipe-clean surface. The red blocks hold up to 150 lbs! Suitable for ages 2 years old and up.
Sale ends March 6, 2016.