Leaving home can be risky… no, it can be a total crisis?! Even the dangers lurking outside can be overcome with science! From Red Long Johns Yako, the elementary science comic loved by 1.16 million subscribers! Thanks to the outrageous combo of mischievous Yako and endlessly curious Sadong, there's never a dull (or trouble-free) day at Yako's house. But surprisingly, with science-savvy Yako around, no crisis is too scary! Based on videos from the beloved YouTube creator Red Long Johns Yako (1.16 million subscribers), this book reimagines 26 crisis situations kids might encounter—please, experience these only through the book! Book 2 focuses on crises that happen outside the home, covering urgent situations at school and the park, incredible camping mishaps, hilarious water-play emergencies, and extreme situations caused by strange weather. Each crisis is illustrated as a comic scene, rated on a danger scale from 1 to 5, and followed by a 'Yako's First Aid' section explaining how to handle the situation in kid-friendly terms. From science facts aligned with the elementary curriculum to a science quiz set to a Red Long Johns Yako song—this book has it all! ♪ The Red Long Johns Yako: The Science Book You Absolutely Must Read series is aligned with the elementary science curriculum from 3rd grade (1st semester) through 6th grade (2nd semester), covering physics, chemistry, earth science, and life science. As the saying goes, trouble awaits outside the front door…! What do you do when sand gets in your eyes while playing on the playground? Learn first aid—never rub your eyes, just flush them with clean water—along with the structure and role of the eye. And what about encountering a fierce dog? Learn to calmly stop and redirect the dog's attention, along with the many signals a dog's body language can send. Science facts related to each crisis are presented through five engaging sections: 'Yako's Lab,' where science principles are explained through experiments; 'The Trivia Dictionary' and 'Science Convenience Store at a Glance,' packed with fun facts; 'Science Chat,' featuring conversations between Yako and Sadong; and 'Sadong Family Science Explorers,' which feels like flipping through Sadong's diary. There's even a science quiz set to the Red Long Johns Yako song, which has racked up over 5 million views, so kids can sing along while building their science knowledge. Carefully reviewed and recommended by Professor Hong Seung-beom, former director of the KAIST Science Education Institute for the Gifted, for extra reliability.