Alfred Street (University of Auckland Store)
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Rocks Gems And Geodes
Other Edition: -
The colourful rocks you explore with this kit will open up the world of earth science and geology. Kick-start your very own rock collection with the included stones. Then use the crystal powder and mold to grow your own geode formation. Conduct experiments such as building a DIY rock tumbler, measuring pH levels, using the Mohs hardness scale, and more.
Publisher : Klutz Publishing
Subjects: Non-fiction, Reference, Children's / Young Adult Reference, Hobbies, Quizzes & Games (Children's / Young Adult)