Using Picture-Perfect STEM Lessons: K-2: Using Children’s Books to Inspires STEM Learning in your classroom is easier than ever! NSTA’s ClassPacks, each sufficient for a class of 28 students, are lesson-specific collections of materials—an unmatched time-saver and a great deal. This ClassPack for the book chapter “Science Mysteries” in Picture-Perfect STEM Lessons: K-2: Using Children’s Books to Inspires STEM includes:28 Hand lens,28 Safety goggles for each student, 1 Salt, 1 lb box, 1 Cornstarch, 1 lb box, 1 White sand, 2lb, 1 baking soda, 1 lb box, 7 Plastic Trays, 6x10", 2 Plastic 3 oz. cups, 14 Small, plastic, lidded containers, 1/2 cup, 14 Plastic 5 ml eyedroppers , 28 Teaspoons, 1 Craft Sticks, 150pcs, 2 Plastic 3 oz. bath cups (4 per student), 1 Box and Overshipper.