From the picture book Ghost Atchi series, ``Let's make a hamburger'' and solve the mystery behind ``It's delicious!'' using science! The secret to a delicious hamburger is to make the crumbly minced meat into a sticky lump. What's the key to locking in the meat juices and making a fluffy and delicious hamburger? ? ? If you apply "delicious magic" to minced meat using "that" that everyone is familiar with, voila! A delicious hamburger steak just like the one you get at a restaurant is ready! The seasonings that we find around us are not just for adding flavor, but what kind of magic they can add to dishes as ingredients. Let's have fun and learn how to make hamburgers while listening to simple science stories! Target: 6 years old and older Held for 9 or more people