About us. Grandma's House Child Care Center is a family owned business in Houston, TX 77082 that has served West Houston for almost 40 years. We are looking for Teacher Assistants to help open the school in the morning and close down classrooms at the end of the day. Positions are available with infants, toddlers and pre-school age children that are potty-training. Part time morning or afternoon shifts. Afternoon shifts must be willing to work un...