WEBAmazon.com: Kid Tv Tray. 434 results. Results. Overall Pick. Mind Reader Kids Lap Desk, Activity Tray, Drawing, Stackable, Classroom, Portable, Plastic, 22.25" L x 10.75" W x 8.5" H, Green. 739. 50+ bought in past month. $1999. FREE delivery Mon, Sep 9 on $35 of items shipped by Amazon.