Best in 7 days
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Ships within 48 hours · Estimated delivery Oct 9 - Oct 14
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Description
Springer Spiral Spring Science KitExplore the secret of clockwork mechanisms. Discover spring power! Have you ever wondered about the power source of a wind up car or where the ticking sound of a clock comes from? The secret lies in the mainspring. Centred on the clockwork is a spiral torsion spring where you will be able to store energy by winding it tightly. Then release it to trigger the inner mechanical operation and watch your spring timer, spring car or spring bot start moving!
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.5 ★★★★★
Based on 776 reviews
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Product Reviews
★★★★★ 2
Great for narrow feet
Size: 9, Color: White/Gold/White
Cute, but narrow and a little stiff to my liking.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 24, 2026
★★★★★ 5
Definitely my favorite sandals.
Size: 6, Color: Perfect Black/Gold, Size: 6, Color: Perfect Black/Gold
“I bought these sandals and I really like them. They’re comfortable and look great. The size is perfect
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 26, 2026
★★★★★ 1
Not worth the price
Size: Medium, Color: Dark Cappuccino
Item was gifted for Christmas. Within 3 weeks stitching was coming out of the straps.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 12, 2026
★★★★★ 5
Positive
Size: Medium, Color: Dark Cappuccino
The dark cappuccino brown is pretty. This is a favorite just because of the color of the tote. The inside lining color makes it easy to find items.
I like it so much I ordered the black one.
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Reviewed in the United States on December 28, 2025
★★★★★ 1
Not worth the price
Size: Medium, Color: Dark Cappuccino
Item was gifted for Christmas. Within 3 weeks stitching was coming out of the straps.
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Reviewed in the United States on January 12, 2026
