ครูให้นักเรียนเขียนข้อความด้านนอกของบัตรเชิญ เหมือนที่เขียนไว้ด้านใน แต่เปลี่ยนตัวอักษรในข้อมูลเกี่ยวกับงานเลี้ยงให้เป็นรหัส (code) ดังนี้ 1 = a, 2 = e, 3 = i, 4 = o, 5 = u
Teachers, students write messages outside of an invitation like that written inside, but change the letters on the information about the party, as the code (code) as follows: 1 = a, 2 = a, 3 = 4, e = 5, i = o u.
Teachers ask students to write on the outside of the invitation. As it is written in the But changing a character in a party on the code (code) as follows: 1 = a, 2 = e, 3 = i, 4 = o, 5 = u.
The teacher the students to write text outside of the invitation, as written on the inside. But the change of the letters in the information about the raising of code (code) as 1 =, =, a 2 e 3 =, =, I 4 o 5 = u.