NOTE: This set is part of our SUMMER Theme Preschool Lesson Plan BUNDLE 1. This is a goldfish lesson plan for preschool. Fish reproduce by laying eggs. Your family will enjoy making your own rainbow fish after reading the story together. Preschool Fish Crafts Ideas. Preschool Science: Learning About Fish. Repeat the game as long as there is interest and time permits. Match the Syllables: Fish Words Match the syllables to make 10 fish words. We love our weekly preschool themes – it allows us to learn in a fun, creative way. //