Lego Technic Mars Rover - Testing Climb Ability Obstacles with Different Wheels

Lego Technic Mars Rover - Testing Climb Ability Obstacles with Different Wheels

Mars Rover - difficult construction, needing checking and patience. It doesn’t depend on size, because the same action needs even a Mars Rover that was built of Legos. Let’s look at the new tests for Mars Rover by Dr. Engine! First, let’s discover how Mars Rover will overcome a barrier that was made of two columns of wooden board. In my view, this test wasn’t hard, that’s the reason why we should make it harder....

January 23, 2021 · 2 min · Dr. Engine
The Slowest Lego-car Ever

The Slowest Lego-car Ever

Let’s talk about snails. Or, if you want, about the slowest Lego car. Well, don’t waste time! This experiment involved a Lego car that was built by an engineer and a reduction gearbox with different gear ratios. We will detect time during each track. First track: The gear ratio is 8:1 and the time to finish is just 4 seconds. Second track: Gear ratio 192:1 and the car was moving so slow - until 96 seconds....

December 23, 2020 · 1 min · Dr. Engine
Lego Perseverance and Ingenuity

Lego Perseverance and Ingenuity Climb, Grip, Power and Fly Tests

You’ve probably heard about NASA inventions, which help colonize and discover Mars. However, have you ever seen the same machines, but made of Lego’s details? Let’s look at them! First, try a flight of construction with a propeller, but without a powerful engine, isn’t it fantastic? Unfortunately, yes. Although the propeller works, it’s still cool. The next construction moves on 6 wheels and has on its “face” something that reminds me of a smile....

November 23, 2020 · 1 min · Dr. Engine