Features Of Couomoxa Marble Run Building Blocks Set: Classic Building Blocks Construction Set +Marble Run Game Set Our Innovative Build And Play Marble Run Track Maze Building Blocks Set Combine The Marbles Track With The Traditional Large Building Blocks. Not Like The Traditional Blocks That The Fun End With The Model Finished, Kids Can Enjoy Lots Of Fun Playing With The Marble Run Building Blocks Models They Build. Children Become More Motivated To Construct Their Favorite Track Models. Comparative Advantage Of Couomoxa Marble Run Set: 1: More Creative And Variety Track Particles. A Wide Variety Of Track Accessories And Foundational Components Are Thoughtfully Proportioned To Allow For The Creation Of Numerous Entertaining Configurations. 2: Cover Vary Shape And Size Blocks And All Blocks Are Thick Which Ensure Safe And Easy For Toddlers To Play With. 3:Building Blocks Marble Run Is More Sturdier That The Magnetic Marble Run. Upgrade Versatile Marble Run (Compatible With Major Brand Large Blocks) Cover Fun Exclusive Variety Track Blocks: This 110 Pieces Upgrade Crazy Happy Ball Set Cover 15 Exclusive Track Blocks Which Can Be Played Alone Or Adding To Your Exist Big Blocks, Giving A Second Life To Your Forgotten Blocks. Educational Stem Building Blocks Toys: Explore The Relationship Between The Force Of The Potential Energy From The Drop And The Drag From The Shape And Length Of The Track. Practice Children'S Logical And Space Thinking, Imagination And Creativity, Concentration, Hands-On, Collaboration Ability. Great Early Education Tool. Compatible Big Build Play Blocks For Vary Aged Kids: As Blocks For Toddlers 1-3 Please Put The Marbles Away Then This Is Great Early Learning Building Blocks Toy. Because This Include Marbles (Assembled Diameter Is 0.95 In.) That Has The Choking Hazard. Toddlers Should Under The Adult'S Supervision When Playing With The Marbles. As Marble Run For Kids Ages 3-5, Blocks For Kids Ages 4-8 They Can Enjoy Building Their Model And Having Fun Playing With It Independently Or Collaborate. As Marble Runs For Kids 8-12, They Can Build Complex Large Models With More Big D Uplo Sets.More Pieces More Fun, No Limitation, Even Elders And Adults Can Have Hours Of Fun With It. Safe, Sturdy Smooth, Durable And Gift-Able: This Marble Run Toy Block Set Is Made Of High-Quality Abs Material. Compliant With Us Toy Standard Atsm-F963, Non-Toxic. Perfect Toy Gift Grows Along With Kids For Any Occasion Like Birthday And Christmas Gift For Boys And Girls Ages 3 4 5 6 7 8+ Marble Maze For Kids 4-6 Building Blocks For Toddlers 3-5 Package Includes: 1 X Crazy Ball Marble Run Set(110Pcs) Please Check All The Parts According To The List To Making Sure No Missing Pieces Before Assembling. 2 X Assembly Instructions (Clear 3D Illustrated Instructions For 7 Models): 1 New Instructions (A4 Size*4) For 4 New Models Which Is 3D Illustrated And Color Coded. (Except The 2 And 4 Dots Block In Random Color) 1 For 3 Old 2 In 1 Model (50+47=97). Color For These 3 Old Models Is Random. 1*Eye Sticker: Used To Making Animal Figures. Package Size:13.39 X 9.85 X 3.94 Inches Package Weight:2.87 Pounds Attention: Caution For Small Components, Not For Children Under 3 Years Of Age. Danger Of Swallowing Or Choking. Ages 3+ Under Supervision.