● Grab your client's attention and hold it! ● This unusual heat-sensitive board is a perfect tool for encouraging the withdrawn client to interact with his environment. ● Hands, feet, faces, arms, ice cubes, hot/cold packs, sunlight, etc. all have a unique and colorful effect upon the non-toxic liquid crystal material. ● Wonderfully engaging and relaxing. ● The ruler frame offers more possible activities. ● Instructions included. ● Size: 13-5/8" x 13-5/8" x 9/16".