Beat summer brain drain and help your child get a head start for fourth grade Summer Splash Learning Cards are packed with activities, puzzles, and games to keep math, reading, and thinking skills sharp all summer long. These handy cards are perfect for fun and learning at home, on the go, or wherever your summer takes you. Summer Splash Learning Cards include two sets of 30 cards each. Word searches, license plate games, riddles, reading comprehension activities, and math practice are included to support Common Core State Standards and beat summer brain drain.