Five Star Gift Ideas

Cryptography is the art of secure communication through encoding and decoding messages. It’s a fascinating subject and one that your grandma seems to be interested in. Here are some meaningful and personal gift ideas based on her interest:

1. Cryptography book: You could get her a cryptography book that delves deeper into the history and science behind the subject. Consider getting “The Code Book” by Simon Singh or “Cryptography: A Very Short Introduction” by Fred Piper.

2. Cryptographic puzzle game: If your grandma is a puzzle lover, she would enjoy solving cryptographic puzzle games. Game sets like the “Cryptex” or “Da Vinci Code Cryptex” will challenge her mind and give her a hands-on experience in the field.

3. Personalized Cryptographic message: Create a cryptographic message using a method she’s familiar with such as the Caesar Cipher or Vigenere Cipher. Write a heartfelt note, encode it and give it to her as a present. It will be like receiving a secret code that only she can read.

4. Enigma machine replica: The Enigma machine was a device used to encode and decode messages during WWII. You could get her a replica of the Enigma machine with a small booklet on the history of the machine.

5. Cryptographic jewelry: Get her a piece of jewelry that incorporates cryptographic symbols, such as a pendant or bracelet with engraved codes, or a ring with an encryption motif.

6. Cryptography online course: If your grandma wants to learn more about cryptography, gifting her an online course on cryptography could be the perfect gift. Udemy, Coursera, and edX have various cryptography courses tailored to different levels of expertise.

7. Cryptographic Board game: 'Crypt' or 'Decrypto' are two cryptographic board games that can bring your grandma and her family or friends together to have lots of fun while playing decryption games.

These gift ideas show how much you appreciate your grandma’s interest in cryptography, and it’s a thoughtful way of showing her that you support her passions. Ultimately, your grandma will appreciate any gift as long as it is from the heart, so consider what she likes and you’ll be sure to come up with a perfect, personal gift for her!

Or you can get her a star map with the date when she was born.