Top 10 Pulley System for Kids – Toy Building Sets

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1. Brackitz


Brackitz Pulley Set for Kids | Building Toy for Boys and Girls Ages 4, 7, 8 Years Old | STEM Discovery Learning Kit | Best Children Educational Construction Toys | 77 Pc Set, 6, 5

Brackitz #ad - Easy to clean with just a rinse of warm water. Essential stem skills that children need to excel in the future. Also supports teamwork, force, builds social skills and improves imagination through interactive play. Unlimited contraptions. These pieces are certified non-toxic, BPA-free, lead-free and phthalates-free.

Build the archimedes crane, a moving drawbridge, a 4-foot flying zip line and more. Learning through play – brackitz pulleys set allows little engineers to build replicas of real-world machines and contraptions to gain a concrete understanding of the principles that make them work. Safe for your child - independently tested and approved to meet CPSC standards for child safety. Mix and match with other Brackitz building sets for even bigger structures. Recommended for ages 5 and up. Large and easy to assemble - these well-made pieces go together easily and stay together creating unique 3D structures from simple to more advanced models.

Recommended by teachers and parents - this educational toy has been used in classrooms to demonstrate engineering concepts like resistance, motion and mechanical advantage using simple machines. Endless possibilities – brackitz award-winning building toys are unique in their ability to connect anywhere, improving your kid’s imagination and creativity, at any angle, by challenging them to design and build anything they can imagine. Makes a great gift! .
BrandBrackitz #ad
ManufacturerBrackitz #ad
Height7.5 Inches
Length3.5 Inches
Weight2 Pounds
Width9 Inches
Part NumberBZ82213

2. Hape


Toys for Kids 4+, Multicolored E3028, Children’s Workshop with Over 10 Possible Creations, Hape Discovery Scientific Workbench | Kids Construction Toy

Hape #ad - This 58-piece toy will teach kids about basic physical principles including momentum, pulley drive system and lever principle. Inspire curiosity: let the creative experiments stimulate your kid's curiosity and tell the secret of physics.

Introduction to the physical world: hape’s discovery Scientific Workbench gives children as young as four the chance to interact with physical world. 58 piece, over 10 science experiments & creations: Let your imagination run wild and conduct new experiments and invent wonderful new devices in the workshop. Your little scientist will explore the real world by building and experimenting.

Instruction app: to help your little scientist get a head start, Hape has released a “Know how” App with a finished sample display and detailed instructions. This 58-piece scientific play set includes over ten amazing experiments and creations. Steam education: great toy for developing logical thinking and an understanding of Science, Technology, Engineering, Art and Mathematics STEAM principles.
BrandHape #ad
ManufacturerHape #ad
Height14.17 Inches
Length20.47 Inches
Weight0.5 Pounds
Width2.36 Inches
Part NumberE3028

3. K'NEX


K'NEX Education STEM EXPLORATIONS: Levers & PULLEYS Building Set Building Kit

K'NEX #ad - The experiment guide is aligned to National STEM standards and is appropriate for Grade levels 3-5. The set includes 130+ parts for a single child or team of 2 children to build 3 unique lever or pulley models: a balance, a wheelbarrow and a Sailboat. Students will learn about lever classes, resistance, pulley systems, effort, mechanical advantage and more!.
BrandK'NEX #ad
ManufacturerK'NEX #ad
Height9 Inches
Length9 Inches
Weight0.75 Pounds
Width2 Inches
Part Number79319
WarrantyLifetime warranty against manufacturer's defects

4. Thames & Kosmos


Build 26 Models to Investigate The 6 Classic Simple Machines, Introduction to Mechanical Physics, Thames & Kosmos Simple Machines Science Experiment & Model Building Kit

Thames & Kosmos #ad - A 32-page, full-color illustrated manual guides model building with step-by-step instructions and provides fun, engaging scientific information. Durable, physics, modular construction system is compatible with building pieces in other construction, and engineering kits from Thames & Kosmos.

Through 26 model-building exercise, pulleys, inclined Planes, screws, levers, gain hands-on experience with gears and all six classic simple machines: wheels and axles, and wedges. Learn how simple machines are all around us the flagpole at school, the wheelbarrow in your backyard, The seesaw at the playground! and how they're used to make complex tasks easier to do. Includes a specially designed spring scale so that you can measure how the machines change the direction and magnitude of forces.
BrandThames & Kosmos #ad
ManufacturerThames & Kosmos #ad
Height11 Inches
Length10 Inches
Weight0.22 Pounds
Width2.5 Inches
Part Number665069
Warranty1 Year Warranty Against Manufacturer Defects

5. Learning Resources


Ages 5+, Hands-on Science Activities, Learning Resources STEM Simple Machines Activity Set, 19 Pieces

Learning Resources #ad - Explore 6 simple machines and how they make lives easier with hands-on activities designed to teach kids how to solve real-world problems.

Ages 5+. Set includes lever board, archimedes screw, wedge, 10 double-sided activity cards, 4 barrel weights, cart with removable wheels, pulley with rope and hook, and comprehensive activity guide with reproducible materials. Discover engineering wonders through scientific exploration with engaging tools and hands-on activities! A great way to introduce young children to science, engineering, technology, and math. Develop: critical thinking, Cause and Effect and Problem Solving Skills.
BrandLearning Resources #ad
ManufacturerLearning Resources #ad
Height3.1 Inches
Length10.1 Inches
Weight1 Pounds
Width14 Inches
Part NumberLER2824
WarrantyNo Warranty

6. Thames & Kosmos


Thames & Kosmos 626020 Pepper Mint in The Great Treehouse Engineering Adventure Science Experiment Kit

Thames & Kosmos #ad - Join pepper mint, a creative and skillful young engineer, on a fun science expedition in the rainforest of borneo. Winner of the toy Award Nuremberg toy fair.

Fun, engineering, character-driven STEM kit that covers lessons in physics, and electrical science. Includes a 32-page, full-color storybook manual and experiment guide and a scale pepper Mint figure. After the experiments and projects in the manual are complete, the finished treehouse becomes an independent Playset; The setting for infinite adventures and storylines, limited only by one's imagination! A parents' Choice silver honor award winner. Build a large wooden treehouse and conduct experiments and additional building projects that add more elements to the treehouse.
BrandThames & Kosmos #ad
ManufacturerThames & Kosmos #ad
Height11.5 Inches
Length16.8 Inches
Weight2 Pounds
Width3 Inches
Part Number626020
Warranty1 year warranty against manufacturer defects



EUDAX 2mm Hole Plastic Belt Pulley Gears Combination Modulus Package Rubber Belts Band Plastic Model Accessories for DIY Robots Cars RC Toy Car Airplane

EUDAX #ad - Contains most of the mainstream pulley, 51 pulley, 56 rubber band, a total of 107. Materials : plastic;for Shaft Dia : 2mm/008". There are 9 kinds of pulleys, 7 kinds of belts. The diameter of pulleys:6mm/9. 3mm/13mm/15. 5mm/16. 8mm/18mm/19. 6mm/24mm/36mm. The diameter of belts:cdd*50/cdd2*70/20mm/25mm/35mm/40mm/45mm. Product name : belt pulley;Used for : DIY Toy Model;. Please feel free to contact us if you have new ideas for EUDAX Product, we will provide Best After-sales service.
BrandEUDAX #ad
ManufacturerEUDAX #ad
Part NumberEUDAX-107BP-KIT

8. Engino


Engino Discovering STEM Mechanics Pulley Drives | 8 Working Models | Illustrated Instruction Manual | Theory & Facts | Experimental Activities | STEM Construction Kit

Engino #ad - Made in cyprus. Manual includes 10 pages of theory and amazing facts, 3 pages of experimental activities, 2 pages of revision quiz, and 15 pages of step by step instructions.

Models illustrated online at engino's website or using the Engino 3D app downloadable for Android or Apple iOS. Build 8 working models such as a Crane Bridge, Material Lift, Windmill and more. Learn how pulley drives can be used to transfer force with reduced force and increase speed. Engino brings complex concepts into clear focus for budding engineers and scientists with award winning components and step by step illustrated assembly instructions.
BrandEngino #ad
ManufacturerElenco Electronics Inc #ad
Height10.6 Inches
Length14.6 Inches
Weight1.25 Pounds
Width2.7 Inches
Part NumberENG-STEM03
WarrantyWarranted again manufacturing defects.



Plank, AIVOOF Tree Swing Straps, Hammock, 2 PCS 25cm / 9.8inches Tree Swing Hanging Kit Heavy Duty Hanging Straps Holds 440 lbs Perfect for Tree Swing Seat

AIVOOF #ad - Durable materials: this straps for tree swing is made of commercial grade nylon and is able to withstand harsh winters and brutal summers without showing signs of wear. Fit for: this tree swing hanging straps fits all swing types, disc swing and so onplease note:the length of this swing hanging strap is 25cm/9.

84inch, baby carrier swing, use it to hang all types of swings, hanging chair, porch swing, kids climbing rope, outdoor swing, width is 2.55cm/098inch. How to use: you don't need a drilling or other tools to finish the installation, If you play indoors, just need hang these straps on a strong branch, you just need hang it on the pull-up bar and then you can enjoy the fun of the swing seat, Also these tree swing kits won't damage beautiful trees.

Package includes: 2 x swing hanging strap, please feel free to contact us if you have any request, we will solve your problem within 24 hours! High strength and safety: each tree swing strap can hold up to 220 pounds, its high strength can ensure dependability both indoor and outdoor for several years.
BrandAIVOOF #ad
ManufacturerAIVOOF #ad
Part NumberQQNLBS002

10. American Educational Products


American Educational 7-1607 Pulley Kit

American Educational Products #ad - Plastic wheels are color coded according to size for identification. Pulley kit demonstrates principles of physics including mechanical advantage in lifting, applying force, and transmitting power for students in grades 8-12. Includes string, weights, double, and a variety of pulleys in single, triple, and tandem configurations.
BrandAmerican Educational Products #ad
ManufacturerAmerican Educational #ad
Height2.7 Inches
Length9 Inches
Weight2.05 Pounds
Width7.2 Inches
Part Number7-1607