Target & Amazon have various Wooden Lap Tray/Desks on sale. Target also has a Buy 1 Get 1 40% off promo that may be used + free shipping on $25+. Amazon options have free shipping w/ Prime or on $49+.
Target REDcard holders save an additional 5% and get free shipping.

Target Buy 1 Get 1 40% off (free shipping on $25+)

• Breakfast Tray w/ Notched Handle
  • 1 for $11.19 or 2 for $17.90
• Breakfast Tray w/ Handles & Foldable Legs
  • 1 for $13.39 or 2 for $21.42
• Breakfast Tray w/ Flip Top & Foldable Legs
  • 1 for $15.79 or 2 for $25.26

• Winsome Wood Tray w/ Handles & Foldable Legs
  • $12.05 + free shipping (Prime members only)
• Winsome Wood Bed Tray (ships in 1-3 mos)
  • $10.07 + free shipping w/ Prime or on $49+