NERS Обучающие инструменты нетоксичный пластик 7 геометрических фигур Набор из 30 танграмм

Сохранить в закладки 1601098073035:


Цена:12,21-13,32 $*

Количество:

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Описание и отзывы

Характеристики







Item
Tangrams, set of 30
Design Specifications
1) Tangram includes seven geometric shapes made up of five triangles (two small triangles, one medium triangle, and two large triangles), a square, and a parallelogram that are distinct in color. 
2) The three different-size Tangram triangles are all similar, right isosceles triangles. Thus, the triangles all have angles of 45°, 45°, and 90°, and the corresponding sides of thesetriangles are proportional. 
3) All the angles of the Tangram pieces are multiples of 45—that is, 45°, 90°, or 135°, and that the small Tangram triangle is the unit of measure that can be used to compare the areas of the Tangram pieces. 
4) Material: Plastic that are free from toxic materials. 
5) The size of the largest square that the 7 tangram pieces can form is 114 x 114 mm (minimum) with thickness of 7mm (minimum). 
6) In this set, there is at least 6 distinct color. 
7) Comes with a sturdy plastic that stores set of 30 tangram (210 pieces) and free from toxic materials.
Functional Specifications
Used as an aid in developing mathematical concepts such as area, perimeter and patterns.
























Foshan NERS Industrial & Trade Co., Ltd. was founded in 2024 and before its establishment, the manufacturer has specialized in the supply of Educational and Laboratory Equipments since 2017.
NERS is the specialist for supplying Educational Equipments and Instrumentation for Primary, Secondary and High Schools, University Level Laboratories for Physics, Chemistry, Biology and Mathematics Departments.We have growed rapidly and added product ranges in Medical, Agricultural and Technical-Vocational-Livelihood Tools to meet our customers' demands.
Our current production plant in China covers about 13,000 square metres with a warehouse for the products.
After years of continuous development, the company has engaged a large number of researchers in educational equipment R&D. In addition, we have capable senior management and proffesional production staff to ensure efficient production. We have exported to our existing partners across the world within these years.
The company invested more in quality and obtained international certifications, such as ISO, SGS, AGS, FDA test reports, which are renewed every year with better results.
















Q1: Is your company a trading company or directly to manufacturer?
A1: We have more than 7 years of experience in R&D, production and sales. We do not only have our own manufacturer to produce, but we also have a system in selling domestic and export.

Q2: Are there samples available?
A2: Samples are available, it is our honor to send you our product samples, you need only to pay for shipment cost. Or you could provide us your DHL, TNT, UPS, FedEx account, we will arrange the delivery ASAP.

Q3: How long will it take to produce?
A3: It depends on how many you order, usually it takes 5-7 days for producing. It is our responsibility to start producing right after we receive your order.

Q4: How do you guarantee your product’s quality?
A4: We will send you a free sample before massive production. We will also check our products before shipment.

Q5: When can I get the quotation?
A5: We will usually quote you within 24 hours after receiving your inquiry. If you are very anxious to get a quote, please call us or tell us in your email so that we can give priority to your inquiry.


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