Description
Product Overview
The EISCO Density Cubes set is a compact educational kit that contains six precisely machined metal cubes, each measuring 20 mm (0.8 inches) on a side. The collection includes brass, lead, iron, copper, aluminum, and zinc, providing a broad spectrum of densities ranging from the lightest aluminum to the heaviest lead. Each cube is stamped with its elemental symbol, allowing students to quickly identify the material without the need for additional labeling. The cubes are housed in a sturdy, transparent plastic snap‑top case that protects the metal pieces from accidental damage and makes storage and transport effortless. The case dimensions are 2.3 × 3.65 × 1.25 inches, weighing just under 13 ounces, which fits easily on any laboratory bench or classroom shelf. Although the cubes are not fabricated with ultra‑high‑precision machining, they maintain tolerances within ±5 % of the nominal dimensions, ensuring reliable comparative measurements while keeping costs affordable for schools and educational programs.
![[Product front view showing all components]](https://www.openfairs.store/wp-content/uploads/2026/08/9755ac65e7ac484b94fd1a005f3a8db8.jpg)
Usage
These density cubes are ideal for a variety of instructional settings, from middle‑school physics labs to university‑level materials science courses. In a typical classroom activity, students can submerge each cube in water or a calibrated liquid, record the displacement, and calculate the specific gravity of each metal. The hands‑on experience reinforces theoretical concepts such as Archimedes’ principle, buoyancy, and the relationship between mass, volume, and density. Beyond density investigations, the cubes serve as excellent tools for exploring thermal conductivity; by heating each metal and measuring temperature changes over time, learners gain insight into how material composition influences heat transfer. The set also supports interdisciplinary projects, including art‑science collaborations where students create sculptures that visually demonstrate density contrasts, or engineering challenges that require selecting the appropriate metal for weight‑critical components.
Why Choose Us
Choosing the EISCO Density Cubes means selecting a product backed by a reputable manufacturer with a long history of supplying science education equipment. EISCO’s commitment to quality is evident in the careful selection of raw metals, which are sourced from reliable suppliers and undergo a simple cleaning process to remove surface contaminants. While the cubes may develop a thin layer of oxidation over time, this can be easily removed with a light scuff, restoring the original appearance and ensuring consistent experimental results. The inclusion of a snap‑top case adds value by safeguarding the cubes against loss and damage, a feature not always provided by competing kits. Additionally, EISCO offers responsive customer support; educators can contact the company for replacement parts, usage tips, or curriculum integration ideas, reinforcing the brand’s dedication to educational success.
Key Features
- Six distinct metal cubes (brass, lead, iron, copper, aluminum, zinc) enable direct comparison of a wide density range.
- Compact 0.8″ cube size fits easily into standard lab equipment and hand‑held demonstrations.
- Each cube is stamped with its element symbol for quick identification and reduced setup time.
- Durable snap‑top plastic case provides secure storage, easy transport, and protects against oxidation.
- Responsive EISCO customer support offers guidance, replacement parts, and curriculum resources.
FAQ
What age or grade level is this kit appropriate for?
The Density Cubes set is suitable for students from middle school (grades 6‑8) through college‑level courses, as the activities can be scaled in complexity to match the learners’ knowledge.
Can the cubes be used with liquids other than water?
Yes, the cubes can be tested in any liquid whose density is known or can be measured, such as oil, glycerin, or saline solutions, allowing for a broader range of experimental investigations.
How should I clean the cubes if they become oxidized?
A gentle scuff with fine‑grade sandpaper or a soft abrasive pad will remove surface oxidation. After cleaning, wipe the cubes with a lint‑free cloth to restore their original shine.
Is the snap‑top case waterproof?
The case is water‑resistant enough to protect the cubes from accidental spills, but it is not designed for submersion. For wet experiments, remove the cubes and store them in a dry area after use.
Do the cubes come with any instructional materials?
While the set does not include a printed guide, EISCO provides downloadable lesson plans and activity worksheets on its website, covering density, specific gravity, and thermal conductivity experiments.







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