Thames & Kosmos Spy Labs Secret Codes and Ciphers jewellery The learning cards introduce and

The learning cards introduce and train math strategies that enable children in primary school to train addition and subtraction up to 20

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everything you need is in one self-contained box

Thames & Kosmos Spy Labs Secret Codes and Ciphers jewellery The learning cards introduce andSpy Labs Secret Codes and Ciphers gives you the right equipment for your investigations, including tools to make and decipher codes. Throughout history, encrypted codes have been used to communicate classified information, ensuring that it was concealed and could only be read by the right parties. This kit contains the tools you need to make and exchange your own secret coded messages using four different techniques. Use the code wheel to write and