Invisible ink

Fun acid/base experiment for kids of all ages. Uses only common household ingredients. No heat required.

Animal Jam Academy is a free resource library housing fun, immersive educational content as it relates to science, technology, engineering & art.

Homemade invisible ink that glows! This stuff is so fun to do treasure maps and secret messages with for kids! Tie it into a science lesson on phosphors!

So on to the Spy Gear kit we were sent. The biggest hits were the Stealth com walkie talkies as they didn’t need to use their hands. They loved these and have been played with a lot. They go in to their bedroom and communicate. Mini caught me out with the Micro Agent Motion Alarm as he put it in his…

How to create hidden messages and pictures using invisible ink and the science of oxidation!

Who doesn't like to send secret messages? People have been doing it for ages. In fact Giovanni Battista Della Porta, an Italian guy who lived about 500 years ago invented what I believe is the most creative way to send a secret message.

Le jus d’oignon est une encre invisible parfaite qui se révèle sous l'action de la chaleur. Une expérience simple à faire en classe pour comprendre l'oxydation et la décomposition des molécules.

How to make fun and easy homemade invisible ink recipes at home for kids that use everyday items in your kitchen. Fun for creating your own secret messages.

Fun acid/base experiment for kids of all ages. Uses only common household ingredients. No heat required.

Lemon juice secret writing! Make DIY invisible ink and sen secret messages. Plus learn the science behind how these messages are made!