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Build a Working Model of a 4-Cylinder Engine!
 
 

Build a Working Model of a 4-Cylinder Engine!

List $79.95
Only $39.99
You Save $39.96

Lowest Price Guarantee
Lowest Price Guarantee

If within 30 days of your online purchase at Kotulas.com, you find the identical product nationally advertised for less by one of our competitors, we will refund to you 110% of the difference!

Nationally advertised low prices found online must be printed out completely with proof of competitor's name and the offer's expiration date clearly visible. To receive your refund, please mail a copy of the advertisement with the offer's expiration date visible, together with a copy of your invoice to:

Kotula's Ecommerce Marketing
P.O. Box 1499
Burnsville, MN 55306-6936

Valid on retail price of item only, not on shipping and/or handling charges. No close-outs, misprints, price quotes, coupons, rebates, auction websites or liquidations. Also not valid on Member Club pricing. Item must be identical make and model#. Competitor product must be available and in-stock at the time of claim. Please allow 6 weeks for processing.

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Are your kids ready for a challenge beyond snapping together a see-through model of the human body? Here you go! Let them immerse themselves in a world of adventure and discovery as they build a real battery-powered Smithsonian® Motoworks™ 4-cylinder model engine, piece by piece. When they are done, they'll have a model adorned with moving parts, lights and realistic engine sounds. Valves open and close, spark plugs fire and pistons drive the crankshaft, just like a real internal combustion engine. The kit contains 100 parts that screw together easily, along with clear instructions. Motor requires 2 AA batteries, not included. Also includes a large 35in. x 28in. color poster for hanging on their wall. Ages 8 and up.


Suggested accessories:

Duracell Coppertop Batteries — AA Size, 8-Pk.

Order Over $25 for Free Shipping!

Item# 21877
Only $7.99
Duracell Coppertop Batteries — AA Size, 8-Pk.
Duracell Coppertop Batteries — AA Size, 8-Pk.

Order Over $25 for Free Shipping!

Item# 21877
Only $7.99


Description:
More power to ya with Duracell Coppertop batteries, engineered to deliver the right level of power for your business or household needs. Batteries are guaranteed to remain fresh for up to 7 years. Individually date coded to ensure freshness. Environmentally friendly batteries are mercury free and work in a wide variety of devices. Pack of 8. U.S.A.

 

Check out some of our other amazing gear!

Thames & Kosmos Remote Control Machines Kit

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Item# 124109
List $79.99
Only $69.99
You Save $10.00
Thames & Kosmos Remote Control Machines Kit
Thames & Kosmos Remote Control Machines Kit

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Item# 124109
List $79.99
Only $69.99
You Save $10.00


Description:
This kit gives you 182 building pieces and that you can use to build 10 different remote control models including (but not limited to) a bulldozer, a car, a three-wheeler racer and even a robotic arm. The unique six-button wireless remote gives you simultaneous and independent control over the three included motors. The motors can be combined in numerous configurations, limited only by your imagination. The 48-page, full-color manual provides step-by-step instructions. Ages 8+.

 
Bounty Hunter Discovery 3300 — A Real Treasure

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Item# 25860
Only $349.99
Bounty Hunter Discovery 3300 — A Real Treasure
Bounty Hunter Discovery 3300 — A Real Treasure

FREE SHIPPING!

Item# 25860
Only $349.99


Description:
This top-of-the-line, easy-to-use metal detector rewards users with bountiful results. From finding coins, relics and jewelry, to cache hunting or locating lost property markers, this unit thrives on precision and accuracy. The incredible 11-segment digital target ID locates targets with ease, then helps to identify them by assigning them a digital target value. A digital probable coin depth indicator helps you figure out how deep to dig. Easy Touch controls make changing sensitivity or discrimination settings a snap, and one-touch "Zap" feature automatically eliminates unwanted metals. The treasure chest of extras also includes Pinpoint mode for the most accurate, deepest detection you'll find on any Bounty Hunter unit. Operates on two 9V batteries (not included). 5-year limited warranty. U.S.A.

Manufacturer Warranty:
 5 year limited warranty

 
Barska Digital Microscope Delivers a Really Close Look

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Item# 7619
List $843.75
Only $299.99
You Save $543.76
Barska Digital Microscope Delivers a Really Close Look
Barska Digital Microscope Delivers a Really Close Look

FREE SHIPPING!

Item# 7619
List $843.75
Only $299.99
You Save $543.76


Description:
This advanced professional grade digital microscope is equipped with a high-resolution 3.5in. TFT Screen for easy and comfortable viewing for individuals or groups. It features a built-in digital camera for snapshots or short videos, which can be stored on the 64MB memory, or on an SD memory card. Three objective lenses provide 40X, 100X, and 400X optical magnification levels. The 4X digital zoom allows you to view objects at up to 1600 times their original size. You also get top and bottom LED Illumination, brightness controls and a six position color filter wheel that lets you get a bright and clear view of your specimen. Windows XP and Vista compatible.

Manufacturer Warranty:
 12 months limited parts / No labor

 
8-Pc. Collection Station — Learn to be a Rockhound

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Item# 39462
Was $29.99
Sale $19.99
You Save $10.00
8-Pc. Collection Station — Learn to be a Rockhound
8-Pc. Collection Station — Learn to be a Rockhound

Order Over $25 for Free Shipping!

Item# 39462
Was $29.99
Sale $19.99
You Save $10.00


Description:
Everything a budding geologist needs to unearth, sift and identify rocks and hidden treasures. This 8-pc. Collection Station kit includes a real geologist's pick and hammer; a belt holster; 2 lbs. of mining ore; an ore sifting tray; a magnifier; safety glasses; a guide with tips for finding, identifying and collecting rocks; a collection box and more. Ages 8+.

Manufacturer Warranty:
 1 year Limited Warranty