In Kindergarten, we are learning through every experience.
Preface: Before class each day, the custodians clean the toilets by pouring blue disinfectant into the toilet bowl.
Time & Setting: During calendar at the beginning of the day. A student asks to go to the restroom, she gets up, walks into the bathroom and immediately comes back out.
Student: "Mrs. Gwegg, the toilet is blue!"
Mrs. Gregg: "Baby, the toilet has cleaning magic in it and it turns the toilet blue to keep you clean. Don't worry about it."
Five minutes later...
Student: "Mrs. Gwegg, I know what blue and yellow make!"