Trailblazer 3A young scientist investigates volume and density.https://www.hamilton-public-library.org/pictures/childrens-programming/trailblazer-science-museum-july-28-2016/tame-02.jpg/viewhttps://www.hamilton-public-library.org/pictures/childrens-programming/trailblazer-science-museum-july-28-2016/tame-02.jpg/@@images/image-1200-6d257f813afd773a93c03a57a43b4c69.jpeg
Trailblazer 3
A young scientist investigates volume and density.
