720 Pcs STEM Building Toys for Kids Only $9.00 (Retail $29.99)

Amazon has the HENG TAI STEM Building Toys for Kids Ages 6-8, 720PCS 9 in 1 Engineering Robot Building Toy, Construction Truck Excavator Vehicles Toy for Boys Girls 6 7 8 9 10 + Year Old (Yellow) marked down from $29.99 to $9.00. That is 70% off retail price!


  1. GO HERE to go to the product page and click on “Add to Cart”
  2. Enter code 70WJ7TK4 at checkout 
  3. Final price = $9.00

Shipping is free on any purchase with your Prime Membership otherwise shipping is free with any $25 purchase. If you don’t have a membership sign up for a FREE 30 day trial today!


  • Work for All Name Brand – Compatible and fit well with all major brands, kids can build the engineering kits as well as DIY other models with major brands buildings
  • DIY 9 Engineering Models – Total 720 pieces ABS plastic bricks to build 9 models as picture shown. Comes with 6 separate bags to build 6 separate models at the same time: truck, forklift vehicle, cement mixer vehicle, bulldozer, grab excavator, excavating machinery. Kids can use all bricks to build 3 big models: robot, big bulldozer, multifunctional engineering vehicle (build and rebuild, 3 models can not build at the same time)
  • Toy for Kids Age 6 + – Educational toy for boys and girls aged 6 7 8 9 10 + to build by themselves. Build and play, rebuild and re-play, bring kids endless stem fun and creativity. Kids under 6 year also can easily build the toy with parents or adults
  • STEM Projects for Beginner – With step-by-step instructions based on drawing and icons, easy organization to assemble. Accurate size and high durability of each brick, firm after putting it together, also easy to disassemble with a brick separator
  • Gift for Boys Girls – A cool gift and brain activity toy for kids to experience the hands-on pleasure of creating a model and engage in their own stories and role playacting. For kids’ birthday gift, Easter gift, Children’s Day gift, Christmas gift, New Year, summer camp activities, back to school day

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Prices change frequently, so this deal may expire at any time. Please pay attention to the post date.

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