Top 10 Building Sets for Boys 8-12 – Marble Runs

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1. Think Fun


ThinkFun Gravity Maze Marble Run Brain Game and STEM Toy for Boys and Girls Age 8 and Up – Toy of the Year Award Winner

Think Fun #ad - What you get – gravity maze is a combination logic game, marble run, 9 towers, 1 target piece, a game grid, and STEM toy that's one of the best gifts you can buy for boys and girls age 8 and up It contains 60 challenges from beginner to expert, and 3 marbles.

Clear instructions – easy to learn with a clear, high quality instruction manual You can start playing and solving right away. Trusted by families worldwide - with over 50 million sold, ThinkFun is the world's leading manufacturer of brain games and mind challenging puzzles. Develops critical skills – playing your way through the challenges builds spatial reasoning and planning skills, and is partly an engineering and building toy that provides a great stealth learning experience for young players.

Comes with multi-level challenges - Gravity Maze comes with 60 beginner to expert challenges that become increasingly difficult as you play through them.
BrandThink Fun #ad
ManufacturerThinkFun #ad
Height10.5 Inches
Length9.38 Inches
Weight1.61 Pounds
Width3 Inches
Part Number44001006
WarrantyNo Warranty

2. K'NEX


K’NEX – 35 Model Building Set – 480 Pieces – For Ages 7+ Construction Education Toy Amazon Exclusive

K'NEX #ad - Watch your kids’ imaginations grow through the sheer amount of models they can make with the K’NEX 35 Model Building Set. Versatile – k’nex 35 model building set includes an instruction booklet that shows builders how to create 35 unique models with its step-by-step guidelines. Classic pieces – this building set comes with 480 classic k’nex parts and pieces.

This toy is ideal for kids ages 7 and above, allowing them to create anything that their minds can come up with. Parts guarantee: broken part? missing part? if you find yourself in need of a replacement for any reason, just give us a call! We’ll get you what you need so that your child can get back to building as soon as possible. It includes rods and connectors that are attached to one another in different ways, figures, allowing kids to unleash their creativity and skills in designing a variety of shapes, and models.

This building set allows them to make interactive toys and figures like trucks, and auto parts such as wheels, helicopters, airplanes, and tracks. Packaging may vary. The snap-fit pieces stick together securely and can be easily reassembled into other creations. Convenient storage – it can be a problem to store small plastic toy parts into one place, and the last thing you want is them getting lost! Keep all the K’NEX parts in one place that is easy to access. Store all those precious pieces in this handy treasure chest that kids will always love to open.
BrandK'NEX #ad
ManufacturerK'NEX #ad
Height8.06 Inches
Length12.25 Inches
Weight0.66 Pounds
Width5.75 Inches
Part Number12418
WarrantyLifetime warranty against manufacturer's defects

3. K'NEX


K'NEX Imagine – Power and Play Motorized Building Set – 529 Pieces – Ages 7 and Up – Construction Educational Toy

K'NEX #ad - Parts guarantee – broken part?  missing part?  if you find yourself in need of a replacement for any reason, just give us a call!  We’ll get you what you need so that your child can get back to building as soon as possible. It comes with easy-to-follow instructions that will teach your child to create models such as racecars and aircraft.

These can be clicked together easily for a myriad of 3D configurations. We test to the strictest quality and safety standards, zero-waste green manufacturing facility in Hatfield, trouble-free building experience. Developmental benefits – k’nex supports key areas of a child’s developmental growth. Commitment to quality– k’nex rods and connectors are responsibly made in america at a landfill-free, ensuring that your child has a successful, Pennsylvania. As they click the different parts together and discover how the building system works, fine motor skills, problem-solving skills, they’re strengthening hand-eye coordination, spatial awareness and exercising their imagination!.

Motor included – the k’nex power and play motorized building set is the only set on the market that includes a motor. Step-by-step guide – let your little one’s creative juices flow with this Power and Play Building Set. Watch your child’s creations come to life when you attach the battery-powered motor to them! Suitcase style packaging – fuel your child’s curiosity and let him look for inspiration everywhere by bringing this building set along on family trips! The handy, reusable box allows hassle-free carrying of this educational toy. Building with k’nex puts children on a path towards a fundamental understanding of STEAM/STEM subjects.
BrandK'NEX #ad
ManufacturerK'NEX #ad
Height14 Inches
Length18.5 Inches
Weight3 Pounds
Width4 Inches
Part Number23012
WarrantyLifetime warranty against manufacturer's defects

4. TipTopToys


Boy Toys Gift, STEM Toys Building Sets for Boys 8-12, 361 Pcs Construction Engineering Kit Builds Dump Truck or Airplane 2in1 STEM Building Toys Set for Kids, Ages 6 7 8 9 10 11 12 Years Old

TipTopToys #ad - This construction set includes 361+ pcs to build a dump truck or a propeller plane model with the help of the included step-by-step instructions. This stem toy is promised to be one of the hottest christmas toys 2020 or most popular boys gifts for Birthday, ages 4-8, and more! Buy the Educational STEM set today to get a BONUS drawstring bag for storing pieces after playing.

Realistic creative moving functions - stem learning toys and educational toys have so much to offer: Enhance your kid’s hand-eye coordination, critical thinking, problem-solving skills and inspire their creativity. We are so sure you are going to love this toy, drawstring bag, step-by-step instructional guide, E-Book download link, and will do whatever it takes to make you happy. Build two different model toys one at a time with mind blowing creative moving functions or use your imagination to create new exciting models using the sturdy 361+ brightly colored STEM parts. The best 2in1 construction building toy - this stem building sets for boys 8-12 features 2 beautiful models that will challenge your kids and keep them occupied for hours! Unleash your children's creativity & imagination by introducing them to the world of stem learning and stem building toys for kids with these intelligence and IQ builder tinker toys.

Our exclusive building set for boys and girls features 361+ parts, MONEY BACK GUARANTEE with 1 YEAR WARRANTY. Each 361+ premium quality construction engineering Kits is made from harmless non-toxic ABS plastic parts that have been tested and approved by a third party ASTM laboratory. The tiptoptoys kids building toy comes in a specially designed gift box that will "WOW" boys & girls 6 7 8 9 10 11 12 +. Tiptoptoys building set is 100% washable and is guaranteed to be long lasting.
BrandTipTopToys #ad
ManufacturerTipTopToys #ad
Height5.1 Inches
Length8.6 Inches
Weight1.1 Pounds
Width4.7 Inches
Part NumberTTT-6123



IQ BUILDER | STEM Learning Toys | Creative Construction Engineering | Fun Educational Building Toy Set for Boys and Girls Ages 3 4 5 6 7 8 9 10 Year Old | Best Toy Gift for Kids | Top Blocks Game Kit

IQ BUILDER #ad - It is a fun and productive gift for anyone – child or adult - that has shown an interest in math, construction and/or engineering! Each ball has 26 connecting points and our set comes with four different length connector pieces allowing for great flexibility in design and creativity! Our toys are washable with just a rinse of warm water and our storage container makes it easy and painless to put the toys away when not in use! Recommended by education professionals for both the home and classroom iq builder was inspired by a group of teachers and our toys have been applied in classrooms to assist in demonstrating concepts of geometry, science, physics and mathematics to students ranging from elementary school children to adults attending graduate degree programs.

We have included three eBooks so anyone can play no matter their skill level. Three instructional ebooks included for beginner, intermediate and advanced building toy sets made by iq builder can assemble nearly any geometrical configuration you can imagine from small simple shapes and patterns to large complex models and structures. Empower your child with the skills needed for a bright and successful future iq builder has created a brand new and unique set of educational toys with a strong emphasis on STEM LEARNING to help children build a solid foundation in Science, Technology, Engineering and Mathematics.

Safe to play with and easy to clean and store away safety is our number one concern at iq builder, so we had our toy sets and even the storage container that our toy sets come in thoroughly and independently tested by a Consumer Product Safety Commission CPSC approved lab in the USA and found to be LEAD-FREE, BPA-FREE and PTHALATE-FREE. Our toys are designed to flex mental muscles and put the cognitive parts of the brain to work promoting development of critical thinking, reasoning and problem solving skills! .
ManufacturerIQ BUILDER #ad
Part Number164PCSSET

6. Klutz


Klutz Lego Chain Reactions Science/STEM Activity Kit

Klutz #ad - Includes a 80 page instructional book with Klutz Certified crystal clear instructions. Comes with 80 page instructions, string, 33 LEGO pieces, instructions for 10 modules, 6 plastic balls, paper ramps and other components. Design and build 10 amazing moving machines - teach your bricks new tricks. Recommended for children ages 8+. Nappa silver award winner. Includes more than 30 essential LEGO elements.
BrandKlutz #ad
ManufacturerKlutz Press #ad
Height10 Inches
Length9 Inches
Weight0.88 Pounds
Width1.25 Inches
Part Number570330

7. Klutz


Klutz Lego Gadgets Science/STEM Activity Kit

Klutz #ad - M. Includes all 58 leGO elements you'll need to get building. T. E. Promotes s. Build 11 different machines ranging from practical to silly. Encourages creativity with open-ended prompts.
BrandKlutz #ad
ManufacturerKlutz Press #ad
Height10 Inches
Length10 Inches
Weight1.25 Pounds
Width0.75 Inches
Part Number821963
WarrantyLifetime Warranty Against Manufacturer'S Defects

8. Elenco


STEM Building Toy for Kids 10+, Elenco Teach Tech “Mech-5”, Programmable Mechanical Robot Coding Kit

Elenco #ad - This stem robot can throw, draw, kick, lift, and more, All by snapping the Coding buttons onto the Coding wheel. Geared toward future engineers ages 10+. Build it. Mech-5 is a one-of-a-kind Mechanical Coding Robot. Code it. Watch it move! Learn by doing. This mission-based, entry level robot is designed to inspire young engineers to learn about mechanical engineering principles and coding basics.
BrandElenco #ad
ManufacturerElenco Electronics, Inc. #ad
Height9.1 Inches
Length12.4 Inches
Width2.5 Inches
Part NumberTTC-895
Warranty1 Year Warranty Against Manufacturer Defects



New 2020 225 Pieces, LEGO Technic Dragster 42103 Pull-Back Racing Toy Building Kit

LEGO #ad - When built, 4” 12cm high and 3” 10cm wide, the lego dragster measures over 12” 32cm long, making this building toy just the right size for race-day role-play. It’s always race day with this 2-in-1 lego technic dragster pull-back toy car that rebuilds into a cool hot rod! kids can learn how a dragster works, and is a creativity-filled holiday, birthday or anyday gift for kids ages 7+ who like building challenges, offers endless build-and-play fun, or attempt to win the speed record! Pull back and release, it really is that simple; even young racers will be able to recreate the thrill and speed of race day, then lock in the wheelie bar to perform heart-pumping wheelies, and they can rebuild their Dragster into a pull-back LEGO Hot Rod! This 2-in-1 lego technic car racing toy sparks imagination, hot rods and pull-back toy cars.

BrandLEGO #ad
ManufacturerLEGO #ad
Height2.84 Inches
Length10.32 Inches
Width5.55 Inches
Part Number6288768

10. CIRO


Education Science Experiment Kits for Kids Ages 8-12, CIRO STEM Projects | 12-in-1 Solar Robot Toys, 190 Pieces Building Set for Boys Girls

CIRO #ad - Kids can easily disassemble them after the building each robot. It is composed of 190 pcs, tires, plates, including moving and connecting parts like gears, and shafts. Educational gift for ages 8+: by assembling and building different solar robots from simple level to complex, this STEM toy not only develops the mechanical skills of your little engineers, but inpires their imagination and creativity.

It can crawl, roll and float under the direct sunlight which allows children to understand the environmental concept of green technologies and renewable resources. We highly value customer feedback and provide 90-day free return policy. We recommend parents and kids work together to finish the first robot building while enjoying the process of family collaboration.

Satisfactory service: ciro offers a wide range of toys and kits from STEM to crafts. Clear instructions: kids could complete the building by following the instruction manual step by step. It is a great educational gift for children. 12-in-1 solar robot kit: this solar robot kit could be built into 12 different shapes of robots. Solar powerd eco-friendly toys: this stem robot is powered by the sun and battery-free.
BrandCIRO #ad
ManufacturerCIRO #ad
Part NumberR215