NATIONAL GEOGRAPHIC - Da Vinci's DIY Science & Engineering Construction Kit – Build Three Functioning Wooden Models: Catapult, Bombard & Ballista

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3,141Total Reviews

Model Kits

B

Company Review Grade:

National Geographic

265 Total Products

NATIONAL GEOGRAPHIC - Da Vinci's DIY Science & Engineering Construction Kit – Build Three...

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Sold by National Geographic

D

Fakespot review grade

D

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Pros & Cons

The AI used to provide these results are constantly improving. These results might change.

Pros

This is a good product amazaon has sent us as a part of stem club subscription. Not dangerous. That's good to know when you are sending a gift via amazon!

This is definitely a rewarding experience for a child who is interested in ancient weaponry. Would totally recommend for engineering minded kids. Been home schooling my 3 rd grader since march due to covid.

Pieces are cut with a high level of precision. All the pieces fit snuggly. The rubber bands are important for that. There were extra rubber bands and even 2 small pieces of sandpaper.

Each project includes a separate booklet with the instructions and extensive tidbits of informations about each design. Very instructive. It functions smoothly and without fail.

Cons

Wooden sheets are thin and due to being shrink wrapped tightly they develop a curve which really hurts the overall alignment of parts. The energy source (stretched rubber band) is not really similar to the leaf spring power source da vinci designed fo... Read More

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Highlights

The AI used to provide these results are constantly improving. These results might change.

Quality

These products are very good quality some pieces were a little harder to out together but loved the results

Once built seems very sturdy and holds together very well

Couldnt recommend the kit highly enough for a mum or dad who wants to have a joint project with their child

Assembly would require a clever and committed 12 year old or better from releasing the pieces from the laser cut panels to asse... Read More

Overview

How are reviewers describing this item?
great, good, old, little and easy.

Our AI detects a high amount of irrelevant reviews for this listing. A number of the reviews included in this product may belong to other variations, editions or versions that may not be representative of the current product being sold.

Our engine has detected that the listing/variation has anomalous review count history. Please review the historical review count graph.

Our engine has detected that Amazon has altered, modified or removed reviews from this listing. We approximate total reviews altered up to 856.

Previous analysis of this listing was an D grade.

Our engine has profiled the reviewer patterns and has determined that there is high deception involved.

Our engine has analyzed and discovered that 48.4% of the reviews are reliable.

This product had a total of 3,141 reviews as of our last analysis date on Apr 12 2024.