DIY Inline 4-cylinder L4 Car Engine Assembly Model Kit STEM Educational Toy

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DIY Inline 4-cylinder L4 Car Engine Assembly Model Kit STEM Educational Toy

Features:


.Build your own car engine with a number of parts, which will be unprecedented stimulation and challenge
.Switch on the assembled engine and the engine will turn. The valve opens and closes, the spark plug lights up, the piston drives the crankshaft, and the fan structure rotates. The dynamic components in this kit make the experiment real and interesting
.Transparent shell design for observing and understanding the working process of the engine. The basic principle of a four-cylinder engine is that converting thermal energy of gasoline (diesel) into mechanical energy by pushing the piston to do work when the gas in the sealed cylinder expands.
.A great STEAM science toy to Develop children's mental thinking, and develop innovative thinking ability. Adults can collaborate with children to enhance parent-child interaction. DIY assembly toy can cultivate children's hands-on ability
.It comes with clear instructions to guide children to gradually understand the structure of the engine and related mechanical knowledge. In the experiment, help the children learn the operating principle of the engine and understand the process of energy conversion. From small parts to complete finished products assembly process, exercise children's logical thinking, cultivate children's creativity and self-confidence.
.For over 8-year-old.

Specifications:

.Color: As Shown
.Material: Plastic
.Product Weight: 1200g
.Package Dimensions: 37.5 x 30 x 7.5cm
.Package Weight: 1500g
.Packing: Graphic Carton

Package Content:

.1 x Engine Kit
.1 x User Manual

Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the 'Complete Orders' link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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