PLEASE SELECT THE DESTINATION COUNTRY AND LANGUAGE :
|카드 결제, 적립금|
할인가가 적용된 최종 결제예정금액은 주문 시 확인할 수 있습니다.
Rail that raises the ball by using a switch
Corrugated cardboard, Plastic
Corrugated slide, EVA plate, marbles, Fixing screw, Snap button, Rubber ring
000cm X 000cm
Goldberg connector. 'Up rail' marble activates the switch, and Marble 5 activates another device.
You can learn about potential energy, elasticity, inertia, centrifugal force and gravity caused by gravity while making up rail.
① Fold the body along the fold line.
② Assemble by inserting snap button(+) in the outer hole of the body and snap button(-) in the inner hole.
③ Assemble a total of six snap buttons in the same way as in step 2.
④ Fill the bolts in the inner holes of the up rail plate and nuts in the outside.
Fill bolts and nuts in the same way. (4 total)
⑤ Fold the rails along the fold line.
⑥ Insert the folded rails in order from the bottom up.
*Insert the rail into the hole and push it to the side!
⑦ Fit the EVA switch wings on both sides of the EVA switch.
*Pay attention to the direction as shown in the picture.
⑧ Insert the assembled switch into the bolt of the body and fix it with rubber ring.
*Adjust the rubber ring to the screw so that the switch moves well.