20 Piece Element Cube Set 0.39" Density Metal Cube Set 10mm Up to 99.99% Purity, Tungsten Cube, Bismuth and 18 More for Students Teacher Science Lover Collection&DIY (20)

A GREAT CONVERSATION PIECE: These different metal elements cubes can spark funny conversations on the elements among science lovers and learners, thus bring closer relationships.
MAKE LEARNING SCIENCE MORE INTERESTING: The element cubes are helpful in teaching concepts such as element, density, mass, volume, properties, etc. Also it makes learning the elements memorable and are a great visual aid.You can really tell the differences in the weights.
A NOVEL AND COOL GIFT OR TEACHING AID: This density cube set makes a fantastic gift for chemistry enthusiasts, teachers, and students alike. They can use it for collecting, as a desk ornament, a teaching tool, Christmas gifts, and so on. Let's experience the real essence of chemical elements.
HIGH PURITY: The back of element cube sets are curved with purity of is up to 99.9%. Al-99.99%, Zn-99.995%, Ti-99.5%, Sn-99.99%, Fe-99.99%, Bi-99.99%, Ni-99.5%, C-99.9%, Cu-99.95%, W-99.95%, Mo-99.95%, Zr-99.4%,Cr-99.95%, Mg-99.99%, Pb99.99%-, Sb-99.9%, Nb-99.95%, Y-99.95%, Co-99.95%, In-99.995%.
SMOOTH CARVING AND CUTTING CRAFT: All these density cubes are precisely double-sided carved and cut, the density is almost the same as theoretical data.

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