Amazon.com.au:Customer reviews: NATIONAL GEOGRAPHIC Break Open 10 Premium Geodes – Includes Goggles, Detailed Learning Guide and 2 Display Stands - Great STEM Science gift for Mineralogy and Geology enthusiasts of any age
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Customer reviews

4.5 out of 5 stars
4.5 out of 5
26,588 global ratings
5 star
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4 star
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3 star
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2 star
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NATIONAL GEOGRAPHIC Break Open 10 Premium Geodes – Includes Goggles, Detailed Learning Guide and 2 Display Stands - Great STEM Science gift for Mineralogy and Geology enthusiasts of any age

NATIONAL GEOGRAPHIC Break Open 10 Premium Geodes – Includes Goggles, Detailed Learning Guide and 2 Display Stands - Great STEM Science gift for Mineralogy and Geology enthusiasts of any age

byNational Geographic
Style Name: 10 Geodes KitChange
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Top positive review

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Michael Kaminski
5.0 out of 5 starsGreat kit
Reviewed in Australia on 26 December 2021
My son (11) had a great time smashing these geodes. We had to smash the heck out of them. We got several beautiful sparkly hollow ones and a few just pretty rocks. In terms of colour yes it would have been nice to get something other than white but you can’t see inside a rock so … 🤷‍♀️
My son loves them.
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Top critical review

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Rebecca
1.0 out of 5 starsSo disappointing!
Reviewed in Australia on 30 August 2020
Does not look anything like packaging! Extremely difficult to open, both adults tried and it took so many blows, sometimes they never opened because there was no opening on the inside just a ball of concrete and there is no way a kid could do it. Colours are crap, one purple one in the whole batch, the rest are white.
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4 people found this helpful

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Amazon Customer
1.0 out of 5 stars Found DUDS!!!
Reviewed in the United States on 24 September 2018
Style Name: 10 Geodes KitVerified Purchase
One would think that buying a product with a name brand, you would at the very least have a couple that were decent. NO unfortunately there were two in the package that were just ROCKS!!! There were no crystals, no cavern, nothing. They were just rocks. Then, the rest of them were man made. OK! I get saving a little money and putting in a couple of the man made ones. They are pretty. However, each one of these man made geodes were exactly the same. They were all thin, nothing extravagant inside, and you could open them with your bare hands. DO NOT waste your money on these. There are other NON-name brand that offer real geodes for a whole lot less money. AND YOU DON"T GET ROCKS!!!!!!!!!!! SO MAD!!!!!!!!!!!!!!
10 people found this helpful
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Natalie
2.0 out of 5 stars Very disappointing.
Reviewed in the United States on 25 December 2020
Style Name: 10 Geodes KitVerified Purchase
Pretty disappointing. Out of 10 geodes ten actually had crystals all of which were white. Well, I guess one was grayish. Those four were pretty but since the rest were solid rock I don’t think the payoff was worth it. The kids were all disappointed. Also they weren’t able to open the geodes on their own which is likely due to the fact that they were solid stone. My husband had to come open them with a hammer. I wish I’d known we needed a chisel. Would not recommend.
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2.0 out of 5 stars Very disappointing.
Reviewed in the United States on 25 December 2020
Pretty disappointing. Out of 10 geodes ten actually had crystals all of which were white. Well, I guess one was grayish. Those four were pretty but since the rest were solid rock I don’t think the payoff was worth it. The kids were all disappointed. Also they weren’t able to open the geodes on their own which is likely due to the fact that they were solid stone. My husband had to come open them with a hammer. I wish I’d known we needed a chisel. Would not recommend.
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Ally Needs A Nap
2.0 out of 5 stars Your gonna need a bigger hammer
Reviewed in the United States on 21 April 2020
Style Name: 10 Geodes KitVerified Purchase
This is cool in theory, but you better be ready. Make sure you got some ice packs for your shoulder and some realistic expectations. Got this for my 6yo. No way a kid can do this alone. I got through 3 rocks and had to take a break and let my husband do the rest later. You need specific tools to do this appropriately, a household hammer is not it. Cool once we cracked open a few, but I lost a screwdriver in the process.
One person found this helpful
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Lonewolf and cubs
2.0 out of 5 stars Premium geodes should be how big??
Reviewed in the United States on 30 December 2021
Style Name: 10 Geodes KitVerified Purchase
The booklet is a wonderful resource,but, the geodes themselves left much to be desired. 3 of the 10 were solid with no crystal at all (see photos) and the rest were less than 2” so the pieces were about quarter sized. Not exactly what I would call premium…I’ve seen bigger and cheaper in gift shops. There was no variety - just all clear quartz.
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2.0 out of 5 stars Premium geodes should be how big??
Reviewed in the United States on 30 December 2021
The booklet is a wonderful resource,but, the geodes themselves left much to be desired. 3 of the 10 were solid with no crystal at all (see photos) and the rest were less than 2” so the pieces were about quarter sized. Not exactly what I would call premium…I’ve seen bigger and cheaper in gift shops. There was no variety - just all clear quartz.
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Heather S
1.0 out of 5 stars Jackhammer Proof Geodes
Reviewed in the United States on 8 September 2019
Style Name: 10 Geodes KitVerified Purchase
I only gave this one star because I had to give it something to leave a review.

Out of 10 rocks, only one was salvaged, 3 wouldn’t open at all, and the rest were either empty or fell into pieces when we finally DID get them open. Don’t bother with the “safety sock” method for smaller children, all you’ll do is rip open socks, and still have nothing to show for it. I have a 7yr old who’s not happy about using his birthday money on this mess.
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1.0 out of 5 stars Jackhammer Proof Geodes
Reviewed in the United States on 8 September 2019
I only gave this one star because I had to give it something to leave a review.

Out of 10 rocks, only one was salvaged, 3 wouldn’t open at all, and the rest were either empty or fell into pieces when we finally DID get them open. Don’t bother with the “safety sock” method for smaller children, all you’ll do is rip open socks, and still have nothing to show for it. I have a 7yr old who’s not happy about using his birthday money on this mess.
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chandrakant
1.0 out of 5 stars All of them were white
Reviewed in the United States on 26 December 2020
Style Name: 10 Geodes KitVerified Purchase
My 11 year old daughter was so excited to crack open these rocks. We opened the first 3, 1 didn't have anything in it and the other 2 were white inside :( they were very hard to crack, me has her dad had to do it and she could even enjoy the fun of opening them. We opened the rest of them and they were all white inside. My daughter was very disappointed.
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D. Anderson
1.0 out of 5 stars Only one was hallow
Reviewed in the United States on 21 February 2022
Style Name: 10 Geodes KitVerified Purchase
I bought this as a gift for myself to do on my birthday and was very disappointed. Only one was hallow the rest were solid and very hard to catch open. I would not recommend this product.
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Girl
2.0 out of 5 stars Highly disappointed
Reviewed in the United States on 26 December 2021
Style Name: 10 Geodes KitVerified Purchase
Very disappointed in this set. Got it for my 9 year old for Christmas and out of 10 only two were hollow with crystals. One was an agate and the rest just solid quartzite. Would not recommend. Would not buy again. Go find an actual geode hunter to purchase from on Etsy, etc.
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Diann Ducote
3.0 out of 5 stars Love the idea but most rocks are very small.
Reviewed in the United States on 5 January 2021
Style Name: 10 Geodes KitVerified Purchase
Loved the idea BUT the geodes were mostly very small. There were (4) 2 1/2 “ to 3” size rocks the rest are very small. Hard to see the inside of rocks. Love these type of learning items. Is really important for the young curious minds great idea just needed more larger ones
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Lynne
1.0 out of 5 stars Not what I expected and not worth the time or money.
Reviewed in the United States on 6 May 2021
Style Name: 10 Geodes KitVerified Purchase
Very unhappy with this purchase. Out of the 10 ‘rocks’ only 4 were actual geodes, the rest were solid rocks and of the 4 geodes only 3 were worth keeping. The other one was very chalky with no sparkle at all. My granddaughters were also disappointed with the kit. I know that you can’t expect 10 beautiful and perfect geodes but I don’t think that 3 out of 10 was a good an acceptable amount
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1.0 out of 5 stars Not what I expected and not worth the time or money.
Reviewed in the United States on 6 May 2021
Very unhappy with this purchase. Out of the 10 ‘rocks’ only 4 were actual geodes, the rest were solid rocks and of the 4 geodes only 3 were worth keeping. The other one was very chalky with no sparkle at all. My granddaughters were also disappointed with the kit. I know that you can’t expect 10 beautiful and perfect geodes but I don’t think that 3 out of 10 was a good an acceptable amount
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