cube group Same volume Different quality Physics experiment teaching apparatus free shipping rice cooker ERGONOMIC HANDLE - Wood handles

ERGONOMIC HANDLE - Wood handles give a lot of character and beauty to kitchen knives

Size: 20 all inclusive

Feature 2: Clean

Certification: FCC

cube group Same volume Different quality Physics experiment teaching apparatus free shipping rice cooker ERGONOMIC HANDLE - Wood handlescube group Same volume Different quality Physics experiment teaching apparatus free shipping The cube group consists of six different materials (aluminum, zinc, lead, copper, brass and iron), which are composed of three different specifications: 10 * 10 * 10 mm, 20 * 20 * 20 m and 20 * 30 * 10 mm. It is used to measure the density of an object and determine the volume of an object on the premise of knowing the density of an object, so as to calculate