MathShark EI-8490 Math Quiz and Calculator Purple/Blue — Working!

Unbelieveables
(1151)
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US $15.00
ApproximatelyS$ 19.53
Condition:
Used
Breathe easy. Free returns.
Shipping:
US $4.47 (approx S$ 5.82) USPS Media MailTM.
Located in: Las Vegas, Nevada, United States
Delivery:
Estimated between Fri, 21 Nov and Tue, 25 Nov
Delivery time is estimated using our proprietary method which is based on the buyer's proximity to the item location, the shipping service selected, the seller's shipping history, and other factors. Delivery times may vary, especially during peak periods.
Returns:
30 days return. Seller pays for return shipping.
Coverage:
Read item description or contact seller for details. See all detailsSee all details on coverage
(Not eligible for eBay purchase protection programmes)
Seller assumes all responsibility for this listing.
eBay item number:256726341374
Last updated on Oct 24, 2025 01:42:38 SGTView all revisionsView all revisions

Item specifics

Condition
Used: An item that has been used previously. See the seller's listing for full details and ...
Country of Origin
China
Brand
Educational Insights
Platform
MathShark
MPN
EI-8490
UPC
Does not apply
Category

Item description from the seller

About this seller

Unbelieveables

99.2% positive feedback•3.0K items sold

Joined May 2010
Welcome to my eBay Store. Please add me to your list of favorite sellers and visit often. Thank you for your business.
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Detailed Seller Ratings

Average for the last 12 months
Accurate description
5.0
Reasonable shipping cost
4.9
Shipping speed
5.0
Communication
5.0

Seller feedback (1,040)

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  • 8***n- Feedback left by buyer.
    Past year
    Verified purchase
    Over the moon happy with my purchase! Items were wrapped very well, placed in a sturdy metal keepsake container, and then placed in a sturdy box. Plus, there were extras! What a surprise, extra pieces and a great container to store everything in. Shipped fast, and everything arrived in perfect condition. Great price, great experiece. I will be checking back in with this highly recommended seller. This is one of the good ones!
    Christmas Figurines (Lemax 1993) & China ( Lot Of 10 ) (#267035858466)
  • e***4 (1908)- Feedback left by buyer.
    Past 6 months
    Verified purchase
    Great seller. Books well packaged. No problems. Received 12 books instead of 11. Would buy from this seller again. As described.
    STARWARS-Jedi Apprentice 4,5,7,9,11,12,14,16,Jedi Quest &The Followers Lot Of 11 (#267250082186)
  • e***e (65)- Feedback left by buyer.
    Past 6 months
    Verified purchase
    As described, great customer service and value, shipping and packaged well too.
    SUPERBOOK: (Let The Adventure Begin!) By CBN (2021, Hardcover) Lot Of 9 (#257095035842)
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