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🦾 Own the future of robotics—build your mega cyborg hand today!
The Thames & Kosmos Mega Cyborg Hand STEM Experiment Kit lets you build a giant, wearable hydraulic hand powered by water pressure. With over 200 parts and adjustable finger joints, this award-winning kit teaches pneumatic and hydraulic principles used in industrial robots. No batteries or motors required, it fits any hand and offers hands-on STEM learning for kids and adults alike.


























| Age Range Description | Big Kid |
| Asin | B085LRW4VR |
| Battery Description | No Battery required |
| Best Sellers Rank | #1,937 in Toys & Games (See Top 100 in Toys & Games) #13 in Educational Science Kits |
| Brand Name | Thames & Kosmos |
| Customer Reviews | 4.4 4.4 out of 5 stars (4,102) 4.4 out of 5 stars |
| Educational Objective | Exploratory Skills, STEM |
| Global Trade Identification Number | 00814743015197 |
| Included Components | Plastic building pieces, metal springs, flexible tubing, screws, manual |
| Is Assembly Required | Yes |
| Item Dimensions | 10 x 4.75 x 11 inches |
| Item Type Name | Robotics & Programming STEM Experiment Kit |
| Item Weight | 1.8 Pounds |
| Manufacturer | Thames & Kosmos |
| Manufacturer Maximum Age Months | 360.0 |
| Manufacturer Minimum Age Months | 84.0 |
| Manufacturer Part Number | 620501 |
| Manufacturer Warranty Description | 1 Year Warranty Against Manufacturer Defects |
| Material Type | Mixed |
| Model Number | 620501 |
| Set Name | Mega Cyborg Hand STEM Experiment Kit |
| Size | Small |
| Sub Brand | Mega Cyborg |
| Theme | Robots |
| Unit Count | 1.0 Count |
| Upc | 814743015197 814743016231 |
User
Perfect STEM Gift: Fun and Educational Mega Cyborg Hand Kit!
I bought the Thames & Kosmos Mega Cyborg Hand STEM Experiment Kit as a Christmas gift for my 9-year-old son, and it was a huge hit! From the moment he opened it, he was excited to dive into the building process.The instructions were clear and easy for him to follow, and he managed to assemble it mostly on his own, with just a little guidance. Watching him figure out how each piece fit together and seeing his pride in completing it was priceless. The kit provides a fantastic hands-on learning experience, teaching mechanical concepts and the basics of hydraulics in a fun and engaging way.Once assembled, the cyborg hand is incredibly cool. It fits comfortably, works smoothly, and my son has been having a blast testing its capabilities, like picking up objects or pretending he's a robot. The fact that it’s adjustable for different hand sizes means he’ll be able to use it for a long time.This STEM kit is not only entertaining but also educational, sparking curiosity about engineering and science. I highly recommend it for any kid who loves to build, tinker, and explore how things work. It's a gift that keeps on giving!
User
Challenging but Fun Build! Perfect with Adult Help
We bought the Mega Cyborg Hand for our 7 year old, and it has been such a fun and engaging project for our whole family. Building it together has been a great experience, though I would say a 7 year old definitely needs adult help and guidance for some of the steps. There are certain parts where an adult is required, but that actually made it a really enjoyable hands-on project to work on together.Our 10 year old also loves fiddling with it, which shows how well it spans multiple age ranges. The instructions are very clear and thoughtfully laid out, making the build feel much less intimidating. I especially loved that some pages in the manual include fun comic style stories and interesting facts about the physics behind how the mechanics work, it’s a great educational touch!We have absolutely loved this purchase for the value and are excited to finish building it and start using the hand. Highly recommend for families looking for a meaningful STEM project to do together. Age range: 7+
User
Great, maybe age 9-10+ if you want them to do it independently
This was awesome!! My kid needed something to keep himself busy this did the job. He’s 6 so did need more help but didn’t mind it. It turned out so great and could use it as a time to teach how hydraulics work. Great quality little large for his age but again. He’s younger than one might get it for. It is very complex and a little harder to screw the screws in but we loved the quality time.
User
Worth the money
This is a great toy for a kid who likes to build things. Not only will they build, but they can also make use of it and see how the structure correlates with the function. Of course, it has sparked requests for more toys like this but that is a great thing. It is nice if you want to keep your child stimulated without being in front of a screen all of the time. The instructions are straight forward. My only gripe is how the pieces have to be popped out and it does result in some sharp edges that need to be shaved down so the parts can fit. For this reason, I give this toy 4 stars instead of 5. I would recommend that the parts come separated already into separate bags. Otherwise, it is a great value for the money.
User
Great for kids that love to build
This was so fun for our son. He enjoyed it so much building it. Great for kids are 7+ age
User
Tedious to build but great result
The end result has brought lots of fun to my grandson. It did take parental help to build it but was a good Dad and son adventure.
User
Easy and educational
My 5 year old son and I had a great time putting it together. The instructions are easy and it’s educational. Avoid picking up heavy objects.
User
Complicated, takes time and patience.
My grandsons liked it the first time, but broke it easily roughhousing.The 10 year old wanted another, but has lost patience assembling it. He is waiting for his busy older brother to help him, Good quality, and fit, though.Otherwise it works well and he found the first one very satisfying for play.
User
POOR QUALITY
dont trust the seller
User
Damaged box and opened seal
While the parts in the box is all complete, the box is dented and the seal is broken. Meant to be a gift for a little boy. Lesson learnt to buy toys from physical stores in the future
User
Awesome cyborg hand!
My son The really enjoyed building this cyborg hand. It taught him a lot about physics.. a great gift idea.
User
A mão é bem legal dá para pegar coisas, as crianças e os pais amaram
Maravilhoso!!!
User
Shipment issue
The product looks amazing with very very detailed instruction inside. However, the box was delivered without wrapping, no Amazon bag, no Amazon box. The box is damaged and does not look like a new one. The shipment sticker was put directly on the box with the product. This is a gift and it took me a while to remove the sticker. Consider another seller of this product.
Trustpilot
2 weeks ago
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