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Qinghua science instruments 15yr.
Contacts:zheng Chat
Mobile:86-13750965003
E-mail:2403396147@qq.com
Packaging information
CTN Size: 46 × 48 × 32 cm
G.W./CTN:11 kg
QTY/CTN:12 piece/carton
Attention: Please confirm the delivery time when placing an order!
【Essential for Primary Mathematics】A demonstration model of the formula for calculating the area of a circle and the circumference, intuitively showing the derivation process of πr², making it easy for children to master the mathematical principles! Made of eco-friendly materials, it is safe, durable, and designed specifically for children aged 6-12 to solve the difficulty of understanding abstract formulas and enhance their learning interest. It has passed national educational certification, so parents can rest assured to choose. Make mathematics learning simple and fun, and inspire the unlimited potential of children!




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