Matthys is offering CPR and First Aid classes on Oct. 20 from 3:30 p.m. to 5:30 p.m. The cost for the CPR class is $20. The cost for both classes is $30. Payment must be made on the day of the class. Participants will receive a certification card upon completion of the training. The certification is valid for two years. To register, please call the school at 713-740-0632 or sign up in the front office by Oct. 13.