Check the listing for details. Opposites Phonics & Reading Flash Cards. Condition: New. Listed at 6.00 USD. Improve your child's reading and writing skills with our Opposites Phonics & Reading Flash Cards. Perfect for grade school students, these flash cards are designed to make learning fun and interactive. Explore the world of opposites with colorful illustrations and engaging activities that will keep your child interested and motivated. These flash cards are a great addition to any educational collection, and are perfect for parents and teachers alike. Help your child reach their full potential with our high-quality Opposites Phonics & Reading Flash Cards.