Jstar Technology RC 10in1 Assembly 191PCS Building Blocks Stem Technic DIY Bricks Blocks Sets for Kids Learning Engineering Construction Toys Blocks Sets

Jstar Technology RC 10in1 Assembly 191PCS Building Blocks Stem Technic DIY Bricks Blocks Sets for Kids Learning Engineering Construction Toys Blocks Sets

Product Features: 

• DIY Construction Building Block Set : This easy-to-build construction set sparks imagination, offers endless build-and-play fun. In this  multi models can(No.JS2-D28A), 10 different model an be changed freely. Construction toys let your kids really put down electronic products and return to pure fun.
• STEM Education Toy:Fun and interesting educational toys are designed to improve your children's Science, Technology, Engineering, and Math skills through playing. Keeping children engaging for 1-2 hours each day can enhance his concentration, hand-eye coordination, imagination and creativity, develop kids independent, confident and practical ability.
• Different Levels of Challenges: It can be built with 191 pieces of construction blocks. The building sets clear step-by-step guide with photos of the models that can be followed. 3D intractive instructions can be downloaded on your smart device. Besides, Kids can challenging to build their own models and anything they can imagine. 
• Safe & Solid : All accessories are finely polished smooth surfaces, are burr-free, non-toxic, lead, cadmium, and BPA-free! Kids can touch, play and cuddle. The science kit are 100% washable and guaranteed to last. ASTM, CPSIA, CPC, 16 CFR, EN71, REACH, CE certified.
• Best Gift For Boys And Girls: Perfect learning games for classroom kindergarten or home, bringing more fun for 3 4 5 6 7 8 9 10+ years old boys and girls. Kids can create an action-filled holiday, birthday or any day gift for kids who like construction trucks, bulldozers and crane toys.
• Safe and Easy to Organize:This Construction Toy made of environmental-friendly, odorless PP material which is no harmful substances, built with round edges for your kids safety. All Building Kit toys used child-friendly materials, building blocks STEM construction engineering kits are easy to wash and come with a sturdy storage box for quick and convenient cleanups
• After-Sale Guarantee STEM toys building blocks are wonderful toys for 4 5 6 7 8+ year old boys girls. Wish our products will bring you and your kids happiness. If there is any issue, let us know then we will make a satisfying solution especially for yo