Additional information
| Weight | 31.2 kg |
|---|---|
| Brand |
National Geographic Secret Message Science Lab
Brand: National Geographic
SKU:
Free Shipping
Free standard shipping on orders over $60.
Return Policy
About this Item
- Two Decoder Wheels – Kids will get 3 decoder wheel missions, deciphering messages with a prefilled decoder wheel and creating their own decoder wheel/secret code language.
- Reveal a Secret Message – Using pH paper and a citric acid solution, kids will be able to reveal a secret message they’ve written with a colorless crayon.
- Hide a Secret Message – Using pH paper and a sodium bicarbonate solution, kids will be able to hide the secret message they’ve written with a colorless crayon.
Please login to post questions
Related Products
Related products
-
This product has multiple variants. The options may be chosen on the product page -
This product has multiple variants. The options may be chosen on the product page -
This product has multiple variants. The options may be chosen on the product page -
This product has multiple variants. The options may be chosen on the product page -
This product has multiple variants. The options may be chosen on the product page4M Kaleidoscope Making Kit
$20.90
