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1-2 years old
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Wooden teaching aids, Science Experiment Group, Aesthetic painting, and DIY
byjarda Small Science Circuit Experiment Kit: DIY Gear Rotating Target
Regular price
$499.00
Sale price
$419.00
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Skills Developed:
Fine motor skills
, Large muscle exercises
and Mathematical Logic
- DIY science experiment kit to learn about circuits and gear transmission concepts
- Develop hands-on skills, logical thinking, and a spirit of scientific inquiry.
- Includes a spinning dartboard game to test hand-eye coordination.
Sold 5 in
8 hours
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byjarda Small Science Circuit Experiment Kit: DIY Gear Rotating Target
Sale price
$419.00
Regular price
$499.00
byjarda Science Circuit Kit: DIY Gear Rotating Target — An Essential STEM Toy to Inspire Little Engineers
Want to help your children learn physics through play? The byjarda DIY Gear Rotating Target is a science experiment kit designed for children aged 8 and above. This toy simplifies complex circuit principles and mechanical transmission logic, allowing children to experience the mysteries of science firsthand through the process of hands-on assembly. This is not just a toy, but an introductory tool that opens the door to science.
🔧 Assembly Difficulty: High (🔧🔧🔧🔧, suitable for those with some hands-on ability or for parent-child co-learning with adult supervision)
Core Learning Value and Product Features
This experiment kit covers multiple educational areas and is a top choice for Hong Kong parents looking for STEM (Science, Technology, Engineering, Mathematics) toys for their children:
- Circuit Knowledge Introduction: Through simple connection methods, children can intuitively understand how circuit diagrams work and how current drives motors.
- Mechanical Transmission Principles: Observe how gears mesh and drive the target to rotate, grasping basic physical and mechanical concepts.
- Hand-Eye Coordination Training: The kit includes 6 rotating targets. After assembly, children can play a shooting game to test their reaction time and hand-eye coordination.
- Logical Thinking Development: The block-like assembly of 67 parts challenges children's patience and logical reasoning skills, building a complete mechanical system from scratch.
Diverse Scientific Exploration
The byjarda series is not limited to the rotating target, but also offers a variety of circuit variations to satisfy children's curiosity about different scientific fields:
- Electromagnetic Maze: Challenges stability and circuit closing principles.
- Rotating Target: Combines dynamics with the fun of dynamic shooting.
- Drawing Machine: Explores the geometric aesthetics produced by mechanical motion.
Product Specifications
| Item | Specification/Quantity |
|---|---|
| Applicable Age | 8 years or above |
| Total Parts | 67 parts |
| Number of Rotating Targets | 6 |
| Main Material | Eco-friendly PP material |
| Packaging Dimensions | 25 x 20 x 6 cm |
| Product Dimensions | 16 x 16 cm |
| Power Requirement | Batteries need to be self-provided (as indicated on packaging) |
| Origin | Made in China |
Material Feel: Made of high-quality PP material, with smooth edges that won't hurt hands. The parts fit precisely, ensuring a smooth and durable assembly process.
Customer Notice & Disclaimer
- Product Ingredients & Specifications: All product ingredients, dimensions, weights, and specifications are subject to the actual product. Product effects (e.g., intellectual development, stress relief) vary from person to person.
- Origin & Packaging: This product may be "Made in China." Packaging or instructions may contain Simplified Chinese. Please consider before purchasing if this is a concern.
- Size Tolerance: As dimensions are measured manually, there may be a small reasonable tolerance (+/- 1-3cm). There may be slight discrepancies, please refer to the actual product.
- Color Difference Explanation: All images are taken from actual products. Due to shooting light, display resolution, and individual perception of color, there may be slight color differences from the actual product. Please refer to the actual product.
- Safety Warning: Products may contain small parts, not suitable for children under 3 years old. Please use under adult supervision.
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Premium Gift Wrapping & Card Writing
Premium Gift Wrapping Service
Special gifts deserve exquisite packaging services.
We provide a full range of toy gift wrapping services, adding a beautiful touch and a handwritten card to your carefully selected STEM toys.
Warm wishes, beautifully presented. Make important moments full of smiles and make children even happier!
Exquisite Gift Wrapping
Using high-quality wrapping paper and ribbons, wrapped by hand to make the unboxing moment full of ritual.
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Billing for Multiple Items Instruction
This service is charged per 'toy item count'. Please add the quantity corresponding to the number of items you need wrapped.
We will provide individual packaging for each selected toy.
💡 Example: If you buy 3 toys and need all of them wrapped, please set the quantity to 3.
Shipping Policy & Delivery Info
Shipping & Delivery
Shipping Fees & Free Shipping
- Enjoy Free Delivery on orders over $400.
- Free shipping coverage: Single delivery location, including residential/commercial addresses, SF Stores, and EF Lockers.
- For orders under $400, a shipping & handling fee of $60 will be charged.
- SF Express Network:
Remote Area Surcharge
- An extra $10 fee applies to the following areas:
Sai Kung, Clear Water Bay, Shek O, Stanley, Discovery Bay, Ma Wan, Cheung Chau, Lamma Island, Peng Chau, South Lantau (including Tai O, Tong Fuk, Cheung Sha, Mui Wo, Pui O, etc.).
- Other remote area service & surcharge details: Click here for details.
- Note: Additional service fees may apply for remote areas. Please refer to SF Remote Area Table.
Delivery Time & Schedule
- General Delivery Service: Mon-Fri only (Hong Kong).
- Processing Time: 2-4 days after ordering.
(Cut-off time: Mon-Fri 16:00) - Transit Time: Approx. 5-7 days via courier.
- Actual delivery time depends on stock availability. Incorrect information may delay delivery.
Delivery Scope & Addresses
- Each order can only be delivered to one address. Please place separate orders for multiple locations.
- PO Boxes are not accepted as delivery addresses.
- No Delivery: Outlying Islands (except Airport, Ma Wan, Discovery Bay, and Tung Chung) and any restricted areas.
- Please contact Kidrise immediately if you need to change the address.
Tracking & Receipt
- We will provide a Tracking No. after the item is dispatched.
- To change the address after dispatch, please contact the courier directly. Extra fees are borne by the customer.
- Orders may be cancelled without refund if delivery fails multiple times due to personal reasons.
- Door-to-door delivery does not include moving items inside the residence. Kidrise is not responsible for any damage during moving.
Severe Weather Arrangements
- Delivery will be suspended when Typhoon Signal No. 8 or higher, or Red/Black Rainstorm Warnings are hoisted.
- Delivery will also be suspended if weather conditions are deemed unsafe by the courier.
- Kidrise will contact you to reschedule the delivery.
Educational STEM Toy Birthday Gift Guide
Struggling to find the perfect birthday gift? Kidrise has selected a variety of popular birthday gifts for children!
We feature Montessori toys for ages 0-3, as well as STEM toys for ages 3+,
covering the four major fields of Science, Technology, Engineering, and Mathematics.
Combined with our exclusive discounts, let's make it a memorable birthday for your little one!
How to Choose Age-Appropriate Toys?
Struggling to find the right toy or birthday gift? Kidrise has the perfect guide for you!
Toys are essential partners for children to learn while playing. Regardless of the type, they hold educational value.
However, choosing toys that do not match a child's age may lead to disinterest or safety concerns.
Kidrise Expert Advice:
Match the child's developmental age (intelligence, motor skills, and physical ability). Choosing 'slightly challenging' toys can better stimulate a child's potential.
Match the child's developmental age (intelligence, motor skills, and physical ability). Choosing 'slightly challenging' toys can better stimulate a child's potential.
Toy Age Guide & Categories
0-3 Yrs
Early Learning & Montessori
View Collection3-6 Yrs
STEM Educational Toys
View Collection6-11 Yrs
STEM Science Experiments
View Collection11+ Yrs
Advanced STEM Logic Toys
View CollectionReturn & Exchange Policy
Returns & Exchanges
Non-Exchangeable Items
- Bought by mistake / Changed mind after delivery.
- Product damaged by human error.
- Product has been opened or used (e.g., plastic wrap or box seal removed).
- Packaging is damaged, destroyed, or incomplete.
- Color difference due to lighting or screen settings (actual product prevails).
- Loss or damage caused by instructing courier to leave at door/management office.
Cancellation & Handling Fees
For order cancellations and refunds after payment, the following handling fees will be deducted:
Credit Card / AlipayHK / WeChat Pay
Deduct 5% or $30 (whichever is higher)
PayMe / Octopus / FPS / Bank Transfer
Deduct 3% or $20 (whichever is higher)
* We do not offer refunds without cause and reserve the right to refuse unreasonable requests.
Contact for Returns
Please prepare your order number and receipt, then contact us:
📞 Hotline: +852 6672 1884
📧 Email: contact@kidrise.com.hk
* If the item or quantity does not match the order, please contact us immediately on the day of delivery.
Return Rules & Process
- Timing: For quality issues, request an exchange within 7 days of receipt. Late requests will not be accepted.
- Return Deadline: Return the item to the service center within 3 days after the request.
- Proof: Must present the order number and original valid receipt.
- Limit: Only one exchange per order is allowed.
- Completeness: If operation is affected, return with full packaging and accessories; if only part is affected, only that part will be replaced.
- Shipping Fee: All shipping costs incurred for returns/exchanges are borne by the customer.
- Processing Time: Returns take 1-3 weeks (from the date of receipt).
- Refund Method: Refunds will be made to the original payment method (e.g., credit card), subject to bank processing time.
- Disclaimer: Kidrise is not responsible for damage after delivery. We are not liable for delivery failure/delay due to incorrect customer data.
- Returns due to size mismatch or change of mind are not accepted.
Other Terms
- We reserve the right to refuse any unreasonable return or exchange requests.
- Kidrise reserves the right to amend these terms without prior notice.
- In case of any dispute, Kidrise reserves the right of final decision.
Reminder:
Please read the product description and dimensions carefully before purchasing. Feel free to contact CS if you have questions.
Please read the product description and dimensions carefully before purchasing. Feel free to contact CS if you have questions.