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Goldland Double Switch C-5 / Goldberg / Scientific Gifted / After School Materials / Science Class(International shipping available)

Basic Information
Manufacturer Self-production
Country of Origin 한국
Price $10.50
Product Code P00000OJ
수량 수량증가수량감소

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Goldland Double Switch C-5 / Goldberg / Scientific Gifted / After School Materials / Science Class up down 10.5 (  0)
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★ Download parish materials from the library.
* The copyright of the images and videos is owned by the Forest Spring. Unauthorized use may cause responsibility for use. (See copyright law)








The ball falls to the cup lever and the lever actuates the other device


"Double switch"









Material

Corrugated cardboard, Plastic, Rubber




Components

Snap button, Red rubber ring, Black rubber ring, body, Lever guard, Rail, Cup, Cup lever, Lever support, Rail guard

Transparent rod(short), Transparent rod(long)




When the ball falls to the cup lever, the lever is operated and the ball on the horizontal rail rolls to another device.

It can be used between a C-4 waterfall rail and a D-1 swirl tower, and can be used with other devices.

You can learn about gravity, potential energy, and inertia by making a double switch.



















































Step 1&2. Create the body and rails





① Fold the body along the fold line and fix it with snap buttons on the lower part of the body as shown in the figure.


&


① Fold the rail along the fold line and secure the bottom three sides of the rail with snap buttons as shown in the figure.


② Secure the rail guard by inserting it into the groove on both sides of the rail.














Step 3&4. Connecting the body to the rails & making a lever




① Insert the rail into the groove in the upper part of the body. Align the groove of the body with the rail and insert the white rod to fix it with the red rubber ring.


&


① Fold the levers, lever support, and lever guards along the fold line.


② Fold the bottom of the lever and secure it with the snap button as shown.


③ Fold the lever guard and fit it into the groove on the top of the lever.


④ Fold the lever support and secure it with a snap button.


⑤ Place the lever on the lever support and align both grooves. Insert the transparent rod(short) into the support and fix it with black rubber ring.












Step 5. Connect the lever to the rail




① Fit black rubber rings on both ends of the transparent rod.

*Adjust the gap to be 15 mm from the end of the transparent rod.


② Connect the transparent rod between the lever and the rail.


③ Fix the transparent bar by inserting the black rubber ring on the top of the rail and the bottom of the lever.













Step 6&7. Complete and operate the double switch




① Adjust the rubber ring of the transparent rod so that the rail is horizontal and the lever is adjusted to raise the cup side.

*Insert the cup into the groove of the lever and fix the beads to the groove on the horizontal rail.


&


① Put beads in a cup to see if the beads on the rails roll.


② Observe the change in the position of the lever and the rail.

























Payment

We accept the following forms of payment:
- Credit Card
  - Visa
  - MasterCard
  - American Express
  - Discover
- PayPal

Shipping

Please take into consideration that some products may take additional time for delivery and processing.
Important: Your order is shipped once your payment has been cleared. Please contact our customer service center if you would like to request an exchange or return on your order.

- Customs and Duties

The recipient will be held responsible for international shipments which may be subject to import duties and taxes. Please be advised that these charges are levied by the destination country and we do not have control over them. In the case that the recipient refuses to receive the parcel, the order will be returned to Korea and will not be re-shipped. Relevant expenses (round-trip shipping, customs, etc.) will be deducted from the refund.

Returns & Exchanges

1. Requirements:

Please take into consideration that we only accept qualifying returns but not exchanges. Refunds are issued once the returned products clear our inspection.

1) An item is eligible for cancellation if:
-you posted a Return request within 24 hours of payment and your order is still under “Pending” status (if your order is under “Queued for Shipment” status, please contact our customer service center) or
-the order is delayed for more than 10 days since payment and you have not received any notification regarding the delay; or
-the ordered item is out of stock.

2) We accept return(s) if:

-you receive a product different from your order; or

-you receive a defective product.

**Return Instructions

(1) Post a return request on our Return forum within three days of receipt. You are required to attach the photos of the received product(s) and include the item code, the order number, and the reason for the return.

(2) A customer service representative will be in contact to assist you by email or phone.

(3) Items returned must be in their original condition, which includes tags and any packaging. Also, you need to include a note of your order number, name, and user ID.

*Please be advised that returns are accepted ONLY IF you followed the instructions above and your return request has been approved by our staff. Returns that are shipped to us without any prior consent are not accepted.

*Please note that EVEN the defective/incorrect item(s) must be returned with all of the tags and labels intact. The item(s) must be sent in their original packaging and unworn.

*Please include all contents of the original package and free gifts (if applicable) in your return packaging.

* Shipping fee for any return caused by our fault will be paid by the company. However, if EMS’ cash on delivery is not possible then you can scan the return receipt and either mail it with the item to return or post an image of it on the forum. The shipping fee will be refunded once the returned item has arrived.

3) We do not accept return(s) if:

-you are returning the items just because you changed your mind (on size, color, etc.)
-you are returning shoes, bags, or any other accessories
-the products are damaged due to your mishandling
-your return request is not approved by our staff

The following items are not considered defective:

* Items that are originally manufactured without tags or labels
* Items with creases that may have been made while shipping
* Items with unsatisfactory/incomplete finish due to mass production

4) If there is a missing item from your order:

*Contact our customer service center by phone or by forum (if you cannot reach us by phone) within 1 day of delivery.
*Please keep all contents of the original package including packaging material (boxes, plastic bags etc.) with you until you are instructed otherwise.

Please note that we may not be able to process the refund for your missing item if you lose or damage any packaging material.

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