Skip to content

✈️Free Shipping Over $100 Worldwide✈️

✈️Free Shipping Over $100 Worldwide✈️

  • All Products
  • Best Sellers
  • Shop by Scene
  • Shop by Skill
  • Shop by Age
  • Travel Kits
  • Explore More
  • Track Order
Login
  • Facebook
  • X (Twitter)
  • Instagram
  • YouTube
  • TikTok
  • Pinterest
Search
Fidtoy
  • All ProductsAll Products
  • Best Sellers Best Sellers
    • Fabric Busy Boards for Toddlers

    • Montessori Busy Boards

    • Musical Toys

    • Drawing Toys
      • 3D Printing Pen

    • Tissue Box

    • Stepping Stones

    • Indoor Basketball Toy

    • Top Travel Toys

    • Parent Favorites

  • Shop by Scene Shop by Scene
    • Calm in Public
      • Waiting Room Toys

      • Church Quiet Toys

      • Grocery Shopping Calm

      • No-Mess Travel Toys

    • Calm at Home
      • Independent Play

      • Bedtime Wind-Down

      • Sick Day Comfort

    • Travel Calm Toys
      • Stroller Toys

      • Car Seat Toys

      • Airplane Quiet Toys

      • Restaurant Quiet Toys

    • Big Feelings Support
      • Sensory Calm Toys

      • Fine Motor Focus

      • Texture & Tactile Play

  • Shop by Skill Shop by Skill
    • Self-Regulation

    • Fine Motor Skills

    • Focus & Attention

    • Sensory Development

  • Shop by Age Shop by Age
    • 0–1 Years

    • 1–2 Years

    • 2–4 Years

    • 4–6 Years

    • 6 Years+

  • Travel Kits Travel Kits
    • Car Seat Calm Kit

    • Airplane Travel Kit

    • Restaurant Calm Kit

  • Explore More Explore More
  • Track OrderTrack Order
Search Login Cart 0
Cart

Your cart is currently empty.

Not sure where to start?
Try these collections:

  • Continue shopping
Spend $1,000.00 more to reach free shipping!
    Order special instructions
    Estimate shipping
    Discount
      Tax included. Shipping calculated at checkout.
      Subtotal
      $0.00 USD
      Recently viewed
      Search
      Home Search Shop 0 Cart Account
      Fidtoy Science Education Electronic Circuit Blocks 25 Pieces for Kids Ages 6+, STEM Physics Circuit Experiment Kit with 40 Experiments, Easy-Connect Circuit Boards, Hands-On Electronics Learning Toy
      Fidtoy Science Education Electronic Circuit Blocks 25 Pieces for Kids Ages 6+, STEM Physics Circuit Experiment Kit with 40 Experiments, Easy-Connect Circuit Boards, Hands-On Electronics Learning Toy
      Fidtoy Science Education Electronic Circuit Blocks 25 Pieces for Kids Ages 6+, STEM Physics Circuit Experiment Kit with 40 Experiments, Easy-Connect Circuit Boards, Hands-On Electronics Learning Toy
      Fidtoy Science Education Electronic Circuit Blocks 25 Pieces for Kids Ages 6+, STEM Physics Circuit Experiment Kit with 40 Experiments, Easy-Connect Circuit Boards, Hands-On Electronics Learning Toy
      Fidtoy Science Education Electronic Circuit Blocks 25 Pieces for Kids Ages 6+, STEM Physics Circuit Experiment Kit with 40 Experiments, Easy-Connect Circuit Boards, Hands-On Electronics Learning Toy

      Fidtoy Science Education Electronic Circuit Blocks 25 Pieces for Kids Ages 6+, STEM Physics Circuit Experiment Kit with 40 Experiments, Easy-Connect Circuit Boards, Hands-On Electronics Learning Toy

      Sale price$29.99Regular price $59.99
       
       
      Payment Methods
      Worldwide Shipping
      Shipping information

      Important: PO Box addresses are not supported for delivery.

      Fast & reliable global shipping through our established logistics network.

      Orders are fulfilled from major warehouses in California, Texas, and New Jersey, ensuring efficient processing and worldwide coverage.

      Estimated delivery time: 5–20 business days worldwide

      30-Day Money-Back Guarantee

      Fidtoy products are eligible for return within 30 days in the event of a verified quality issue, in accordance with our refund policy.

      All return requests must be reviewed and approved by our after-sales support team before being processed. Once authorization is granted and the item is received and inspected at our warehouse, a full refund will be issued.

      For complete details on eligibility and requirements, please refer to the Fidtoy Refund Policy.

      ✉️ Support@FidToy.com

      📞 +1 213 257 9637

      🕔 Working Hours (Los Angeles):
      5:00 PM (previous day) – 8:00 AM

      Hassle-Free 2-Year Warranty

      Fidtoy offers a simple, hassle-free warranty to give you peace of mind. All pre-owned and refurbished products come with their own specific warranty, which you can find on the product listing.

      If you have any questions, feel free to reach out to us at Support@Fidtoy.com with your order receipt for confirmation.

      This limited warranty provided by the manufacturer does not affect any statutory warranties that may be available under the law.

      What Is the Best Electronic Circuit Blocks Kit for Kids Ages 6+?

      The Science Education Electronic Circuit Blocks - 25 Pieces kit is a hands-on STEM learning toy for children ages 6+ who are curious about electricity, circuits, conductivity, resistance and simple circuit design. With 25 circuit boards and 40 experiments listed in the product information, this kit gives young learners a practical way to explore electronics through building, testing and observing.

      This electronic circuit blocks kit can be used during homeschool science lessons, classroom physics activities, parent-child STEM play, weekend experiments or small group learning. Children can connect wires, follow the colorful instruction guide, build circuit projects and explore questions such as how a light works, how a speaker makes sound and how a fan rotates.

      25 piece electronic circuit blocks kit for kids science experiments at home

      Why This Circuit Blocks Kit Supports STEM Learning

      Electricity can feel abstract when children only see it in books or videos. This circuit experiment kit turns the concept into a physical activity. Children connect parts, test results and see how each connection changes the project. That hands-on process can make basic physics easier to understand.

      The product copy describes 40 circuit experiments and 25 circuit boards with difficulty moving from simple to more complex. This gradual structure gives children a path to start with basic builds, then try more challenging projects as they become more comfortable with the circuit system.

      Fidtoy focuses on learning toys that connect curiosity with real hands-on discovery. This physics circuit science experiment kit is useful for families and educators who want a practical STEM toy that encourages children to build, test and think step by step.

      Main Features of the 25-Piece Electronic Circuit Blocks Kit

      • 25-piece circuit set: The product name and set description list 25 circuit boards.
      • 40 experiments: The product information describes 40 circuit experiments with different difficulty levels.
      • Easy-connect design: Children can connect wires and circuit blocks to explore how circuits work.
      • STEM education focus: The set combines science, technology, engineering and math through practical circuit-building activities.
      • Colorful instruction guide: The product copy describes clear step-by-step instructions for different circuit projects.
      • Physics theme: The product details list the theme as physics.
      • Plastic material: The specification and detail table list the material type as plastic.
      • Assembly required: The product details list assembly as required.
      STEM electronic circuit blocks with 40 experiments for kids classroom learning

      How Kids Can Use the Circuit Experiment Kit

      Start by laying out the circuit boards, wires and instruction guide on a clear surface. An adult can help the child identify the parts and choose a simple experiment from the guide. Beginning with an easier circuit helps children understand the basic idea that a complete connection is needed before the project can work.

      Next, children can follow the step-by-step instructions to connect the circuit pieces. Each step gives them a chance to compare the guide with their own build, which can support careful observation and organized thinking. If the circuit does not work at first, they can check the connections and try again.

      Once the circuit works, children can observe the result. The product copy mentions learning through questions such as how a light bulb works, how a speaker makes sound and how a fan rotates. These examples help children connect the experiment with everyday electronic objects they already know.

      After completing basic projects, children can move toward more complex experiments. This repeated build-test-adjust process can support persistence, problem-solving and creativity during adult-supervised STEM play.

      Learning Benefits Through Hands-On Electronics

      This Science Education Electronic Circuit Blocks kit can support practical science learning because children do not only read about circuits; they create them. They can see that electricity needs a path and that different parts can change what the circuit does.

      The activity can also support problem-solving. When a circuit does not behave as expected, children need to slow down, check the order of parts and compare their work with the instruction guide. This encourages troubleshooting rather than guessing.

      Creativity is part of the process as children begin to understand how circuit parts connect. After following guided experiments, they may become more confident exploring different combinations within the structure of the kit.

      Hands-on building also gives children fine motor practice. Connecting boards and wires requires controlled hand movement, visual attention and patience, especially as projects become more complex.

      Best Use Cases

      Homeschool STEM lessons: Parents can use the kit as a structured way to introduce electricity, circuits and physics through practical experiments.

      Classroom science activities: Educators can use the kit for group demonstrations, small team builds or project-based STEM exploration.

      Parent-child learning time: Adults and children can build together, ask questions and discuss what happens when circuit parts connect.

      Weekend science play: The kit gives curious kids a focused project that feels different from ordinary toys.

      Screen-free exploration: Children can physically connect, test and rebuild circuits instead of only watching electronics content on a screen.

      kids physics circuit science experiment kit with easy connect electronic blocks

      Why Choose Circuit Blocks Instead of a Regular Building Toy?

      A regular building toy often focuses on shape, balance or structure. This electronic circuit blocks kit adds cause-and-effect learning. Children connect parts and then observe whether the circuit produces the expected result.

      Compared with a simple puzzle, the Fidtoy circuit blocks kit encourages experimentation. Children can follow instructions, test a result and then think about why the circuit worked or did not work.

      Compared with screen-based STEM learning, this kit gives children real pieces to handle. The physical process of connecting wires and circuit boards can make electronics easier to understand because children experience each step directly.

      Product Details

      • Product name: Science Education Electronic Circuit Blocks - 25 Pieces
      • Product type: Physics circuit science experiment module
      • Material: Plastic
      • Age range: 6+ years
      • Theme: Physics
      • Experiment count: 40 experiments listed in the product copy
      • Circuit board count: 25 circuit boards listed in the product copy
      • Assembly required: Yes
      • Educational goals: Creativity and exploration ability
      • Item dimensions: 6.9 x 6.9 x 6.9 cm
      • Item weight: 0.69 kg
      • Size: 1
      • Set name: Physics circuit science experiment module with 40 experiments and 25 circuit boards
      • Model: 9986A
      • Manufacturer part number: 9986A

      FAQ

      What is the Science Education Electronic Circuit Blocks - 25 Pieces kit?
      It is a plastic STEM circuit experiment kit that helps children explore electronics and basic circuit concepts through hands-on building. The product copy lists 25 circuit boards and 40 experiments.

      What age is this electronic circuit kit for?
      The specification lists the product for ages 6+ years. Adult guidance is helpful when children are following instructions and building circuit experiments.

      How many experiments are included?
      The product information describes 40 circuit experiments with difficulty ranging from simple to more complex.

      What can kids learn from this circuit kit?
      Children can explore basic ideas related to electricity, circuits, conductivity, resistance and circuit design. They can also practice observation, troubleshooting and creative thinking.

      Is assembly required?
      Yes. The product details list assembly as required. Building the circuit is part of the hands-on learning activity.

      How is this different from a regular STEM building toy?
      A regular building toy may focus only on construction. This kit adds electronic cause-and-effect learning, so children can connect parts and observe how the circuit behaves.

      Can this be used in classrooms or homeschooling?
      Yes. The product description mentions classrooms, homeschooling and STEM enthusiasts as suitable use cases for practical experimentation.

      Explore More Science and Engineering Learning Toys

      For more hands-on discovery, explore science kits, STEM building toys and optical science experiment kits. These activities pair well with circuit learning, physics exploration and project-based science play.

      A 25-Piece Circuit Kit for Curious Young Engineers

      The Fidtoy Science Education Electronic Circuit Blocks - 25 Pieces kit gives children a practical way to explore electronics, physics and STEM thinking. With 25 circuit boards, 40 experiments, plastic material and guided building activities, it fits naturally into homeschool lessons, classroom science time and parent-child exploration.

      Whether children are connecting wires, testing a circuit or comparing simple and complex experiments, this kit turns electronics into an active learning experience. Fidtoy makes it easier for families to choose toys that connect curiosity, creativity and hands-on science discovery.

      Fidtoy Science Education Electronic Circuit Blocks 25 Pieces for Kids Ages 6+, STEM Physics Circuit Experiment Kit with 40 Experiments, Easy-Connect Circuit Boards, Hands-On Electronics Learning Toy

      Fidtoy Science Education Electronic Circuit Blocks 25 Pieces for Kids Ages 6+, STEM Physics Circuit Experiment Kit with 40 Experiments, Easy-Connect Circuit Boards, Hands-On Electronics Learning Toy

      Sale price$29.99Regular price $59.99

      Free Shipping

      Free shipping on all online

      Customer Service

      Professional Customer Service Team

      30-Day Returns

      All FidToy

      2-Year Warranty

      Two Year Limited

      Company
      • About US
      • Contact US
      • Refund Policy
      • Privacy policy
      • Terms of Service
      • Track Your Order
      Best Seller
      • Travel Kits
      • Busy Boards
      • Car Seat Toys
      • Self-Regulation
      • Fine Motor Skills
      • Travel Calm Toys
      • Airplane Quiet Toys
      • Restaurant Quiet Toys
      • Wooden Activity Boards
      • Montessori Busy Boards

      Stay in the loop with our weekly newsletter

      Worldwide Free Shipping Over $100
      ✉️ Support@Fidtoy.com
      📞 +1 2132579637
      🕔 Working Hours (LA):
      5:00 PM (the day before) ~ 8:00 AM ⏰

      • Facebook
      • X (Twitter)
      • Instagram
      • YouTube
      • TikTok
      • Pinterest
      © 2026 Fidtoy . All Rights Reserved. 
      • PayPal
      paypal visa master maestro jcb american express diners club discover klarna google pay apple pay
      • Choosing a selection results in a full page refresh.
      • Opens in a new window.