Math-Salamanders.com, Super Teacher Worksheets and TeacherVision all offer printable tesselation worksheets. The worksheets on Math-Salamanders.com and TeacherVision are free. Super Teacher Worksheets offers a free worksheet with additional ones for a subscription fee.
The worksheets at Math-Salamanders.com focus on explaining tessellation and identifying whether various shapes tessellate. and there are also pattern coloring worksheets. TeacherVision's worksheet is for the purpose of creativity and prepares students to make artwork. The site also has a lesson plan that explains tessellation. Super Teacher Worksheets' free worksheet focuses on drawing patterns and has some examples for students. Its paid worksheets focus on determining whether certain shapes can tessellate and creating an art project that uses the principles of tessellation. The site also offers a document with tips teachers can use when planning lessons on tessellation.