DjuiinoStar Low Temperature Stirling Engine#adDjuiinoStar #ad - Wide applications: people bought it for kids' science project, physics/mechanics learning, friends, demonstration on class, etc. People will be shocked and surprised once this little engine start to work. Easy start: just place on a mug of hot water and give it a spin and you're up and running; as long as enough temperature difference maintains, it will keep running like Forrest Gump.
Many people bought our machines as gift to families, teachers, boyfriends and seldom will our machines failed to cheer them up! Many people are satisfied with the fit and finish of our engine.
Most classical stirling engine: with elegant design and fine workmanship, this is a beautiful piece of art. It's a well-designed and crafted mechanical toy; great to display basic principle of external combustion engines; fantastic gift for people you love. It will definitely be a great conVERSATION PIECE on your desk.
2. NATIONAL GEOGRAPHIC#ad
Includes Rough Gemstones, Jewelry Fastenings and Detailed Learning Guide, 4 Polishing Grits, NATIONAL GEOGRAPHIC Hobby Rock Tumbler Kit, Great STEM Science Kit for Mineralogy and Geology Enthusiasts#adNATIONAL GEOGRAPHIC #ad - Enhance your rock collection - Or start a new one! Makes all rocks shine like professionally polished stones. Everything is included - this kit includes the tumbler, sifter, four polishing grits, learning guide PLUS nine types of real rough gemstones.
Easy to use - simple instructions, one-touch settings and an automatic shutoff timer.
|Brand||NATIONAL GEOGRAPHIC #ad|
|Manufacturer||JMW Sales, Inc. #ad|
Boys & Girls, 4M 4605 Water Rocket Kit, DIY Science Space Stem Toys Gift for Kids & Teens#ad4M #ad - Mechanics kits are innovative, inspiring and full of action. This kit is ideal for young science enthusiasts, especially those interested in rocketry and space flight. Construct your own rocket. See how the rocket flies, Blasts over 30 feet.
This kit requires the use of a bicycle pump not included. The 4m water rocket kit uses the power of water pressure to blast its rocket up to 90 feet in the air. Kit includes all required parts and instructions.
Detailed instructions for use and care are included; Adult supervision recommended. Challenge your child's imagination with 4M toys and kits. The kit contains all the parts required to transform a recycled soda bottle into a functioning water rocket. 4m educational toys cover a wide range of educational subjects and include science kits, robotics kits, arts and crafts kits, and more.
|Warranty||30 day warranty against manufacturer defects|
Senders Floating Globe with LED Lights C Shape Magnetic Levitation Floating Globe World Map for Desk Decoration Black-Silver#adSenders #ad - This high tech gadget also comes with a LED light feature that makes it look very cool when turned on in the dark. An awesome high tech gadget that people of all ages will enjoy.
DoDoMagxanadu Orbiter Fidget Toy Orbit Ball Magnetic Toy ADHD Focus Anxiety Relief Anti Depression Toy#adDoDoMagxanadu #ad - Perfect device for school, church, ADHD, libraries and more. This orbit magnetic fidget spinner is a great toy for fidgeters, Staying Awake. Gift package. This magnetic orbiter hand fidget toy can help reduce stress and anxiety for Kids & Adults, also effective for Focus and Deep Thought and help patients with ADD and ADHD relieve stress and anxiety.
Material: pure copper gear and aluminum body, sandblasting effect, the body’s material is Aviation aluminum, feels good.
ScienceGeek Kinetic Art Asteroid, Electronic Perpetual Motion Desk Toy Home Decoration#adScienceGeek #ad - Versatile - an exquisite decoration that can be placed in house, school or office. Battery not included. The color of balls are random. It is a nice gift, we can send it to our friends, children, family.
7. NATIONAL GEOGRAPHIC#ad
Craft Kits are a Perfect Gift for Girls and Boys, NATIONAL GEOGRAPHIC Solar Model Kit – Build 2 Solar Powered Wooden 3D Puzzle Models of Real NASA Space Explorers, an AMAZON EXCLUSIVE Science Kit#adNATIONAL GEOGRAPHIC #ad - Encourages critical thinking - 3D lunar vehicle and Mars Rover model kits engages critical thinking skills in kids during construction. Respected quality – providing children with the best educational STEM toys, this kit comes with National Geographic’s 100% satisfaction guarantee.
Great for kids and adults - the solar-powered Moon Buggy and Mars Rover are fantastic for kids and adults with an interest in Engineering, Model-building, and Space exploration.
|Brand||NATIONAL GEOGRAPHIC #ad|
|Manufacturer||JMW Sales, Inc. #ad|
|Warranty||National Geographic Toys is proud to provide a 100% satisfaction with all our products so that you can buy with confidence.|
PhiTOP Physics Egg for Science Geeks | Stress Relieving Ellipsoid Spinning Top Physics Marvel and Optics Art#adPhiTOP #ad - Shine some light on it and treat yourself to a fantastic light show. As it slows down, it provides an astonishing optical illusion with a relaxing sound while capturing the imagination of young children and adults. Enjoyable for all ages – anyone from ages 5 to 105 will be ecstatic with what happens to this top after it has been spun.
Give it a spin to enjoy the captivate sights and mesmerizing sounds. See if you can help figure it out. Chicken or the phitop? - what came first, the chicken or the PhiTOP? Going back 150 years, physicists have been analyzing the cause of the rise of the center of mass of spinning.
Soothing and relaxing – its aluminum mirrored finish and ellipsoid shape is known to relieve stress and be an aid with meditation. Be amazed at how this unique shape can go from laying on its side to standing up with just one spin! No need to fidget – in the course of its spin on the concave mirror, electrodynamics, you will see physics take its place with Lissajous figures, and the gelatinous ellipsoid effect. Have fun and challenge friends to see who can spin it the longest.
|Manufacturer||Sirius Enigmas #ad|
Sunnytech Hot Air Stirling Engine Motor Model Educational Toy Electricity Generator Colorful LED SC SC02M#adSunnytech #ad - Let the light burn the round ended cylinder for about 60-120 seconds, then give the wheel a gently push, it will run like a charm. Extremly well-made-- heating cylinder for the custom-made thick glass material, long-term heating without pressure; it is mainly constructed by metal so it can run quietly and stably since it is HEAVY, 1.
5lb at speed around 1700 rpm! Our customers are satisfied with the fit and finish of this engine. The power will go through the wire and drive the multicolor LED lighting.
Its elegant gift package makes it spruce up and presentable. Priority gift option for many applications--it is an amazing and fantastic product at this price. It was equipped with a multicolor LED install on the motor. You will be pleased once put it on table. Because of the heat from high-grade alcohol, the engine will run madly and create the electricity. We also can make offer for your future parts requirement.
IR Remote Control etc. Intelligent and Educational Toy Car Robotic Kit for Arduino Learner, Ultrasonic Sensor, Line Tracking Module, ELEGOO UNO R3 Project Smart Robot Car Kit V 3.0 Plus with UNO R3#adELEGOO #ad - Refined tutorial in cd: hd rendering instructions on how to assemble the robot car from scratch and all the necessary programs and codes are included. If the user has no experience, it would be better to have someone lead and teach them while studying.
Note：applicable age : 12+To use Elegoo starter kits requires basic electronic knowledge. Easy to assemble: all the module interface has been modified with XH2. It is an integration solution for robotics learning and made for education.
Upgraded package design: more minimalism design and make it a perfect gift for your kids and friends. 54 ports as to make it much easier and convenient to assemble the car and reduce the chances for errors. Elegoo smart robot car: an educational stem kit beginners kids to get hands-on experience about programming, electronics assembling and robotics knowledge.