Amazon has the Slackers 50-Foot Slackline Set w/ Bonus Line, Green/Orange (475) for $38 with free shipping. List price: $70. Perfect Way To Hone Balancing Skills. Set includes 2" and 1" 50-foot slacklines, each with a ratchet.
Has excellent Amazon Reviews.
Walmart has the Coleman Inland 48-Quart Marine Cooler (White) for $16 with free in-store pickup or $5.99 shipping to home. List price: $39. Features leak-resistant channel drain for easy draining without tilting the cooler. It holds up to 63 cans and purports to keep ice for up to three days in 90° temperatures.
Walmart has the Lifetime Kids' Youth Wave Kayak w/ Paddle (Orange, 90154) for $72 with free shipping. It include molded finger handles on each side of the kayak, multiple footrest positions, and a molded paddle cradle.