The ACA is joining forces with Grok Learning to form a new organisation Grok Academy. This new organisation will be your one stop shop for all your digital technologies needs. For more information go to grokacademy.org
Bands: Years 5-6, 7-8
Duration: 1 hour
Can you unscramble the hidden message?
Unscramble a hidden message by figuring out missing letters in common words. This activity uses a a substitution cipher, and students can go on to create their own hidden messages. Substitution ciphers are an example of encryption, which is used when data needs to be sent securely.