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Goldland Choo choo Rail / Science Diary / Teaching Tools / After School Materials / Goldberg(International shipping available)

Basic Information
Manufacturer Self-production
Country of Origin 한국
Price $10.50
Reward Points $60.00
Product Code P00000PF
수량 수량증가수량감소

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Goldland Choo choo Rail / Science Diary / Teaching Tools / After School Materials / Goldberg up down 10.5 (  60.00)
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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 weight changes the direction the marble goes


"Choochoo Rail"



Material


Corrugated cardboard, Plastic, Rubber, Steel




Components


Main rail, Rail fixing board, Rail support, Switch, Guard rail, Snap button, Weight fixing board, 

Weight support, Weight bolt/nut, White sticks, Rubber ring








One of Goldberg's connectors. 

It is a device that changes the direction of movement of marble using weights.

The ball rolls toward the weight and hits the weight and drops it, then changes direction and the ball rolls to the next device.

Marbles falling from the F-1 wave board activate the choochoo rail to operate the F-3 rubber car.



















'Choo choo RailPrinciple of Science




Gravity : The force by which objects on the earth are drawn toward the center of the earth.


Inertia : The force by which objects on the earth are drawn toward the center of the earth.


Potential energy by gravity : The property of an object trying to continue in a state of stationary or constant motion unless it is subject to external forces.




























1 step. Make a main rail


① Fold the main rail by the folding line as shown in the figure and fix it with snap button. (Three)


② Secure the guard rails on both sides of the main rail.

*Fix it by aligning the main rail end groove with the guard rail groove.


③ Fix the weight support by inserting it into the groove and guard rail groove at the end of the main rail.












2 step. Make a rail fixing boards


① Fold the rail support along the fold line and fix it with snap button.


② Place the main rail on the rail support.

*Insert white stick into groove and fix both sides with rubber ring.


③ Fold the rail fixing board along the fold line.


④ Fold as shown and fix both sides with snap button.












3 step. Make a switch


① Fold the switch along the fold line and secure it with the snap button.


② Put the switch on the rail fixing board.


③ Insert the white stick into the groove and fix both sides with rubber ring.












4 step. Complete the Choochoo Rail


① Fold the hooks on top of the rail retaining boards and place them upright.


② Insert the fixed board hook into the bottom groove of the rail support.


③ Fold the weight fixing board in half, pass the weight bolt and fasten it with a nut.












5 step. How Choochoo Rail Works


① Hang the weight on the weight fixing board at the back of the main rail.












6 step. Connect with Goldberg devices


① Install the F-1 wave board next to the completed choochoo rail.

*You can move the waveboard to determine where the marble fall.


② Connect the F-1 wave board, the F-2 choo choo rail, and the F-3 rubber car to activate the device.












7 step. Using Choochoo rails in various ways


① The choochoo rail can be used in various ways without the rail fixing board.


② This is how the rails work.














 










Payment

We accept the following forms of payment:
- Credit Card
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  - American Express
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- 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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