PPT in the DLR Test: Cube Folding and Spatial Reasoning

An unfolded cube net with six dot patterns, and below it five already-folded cubes – your job is to decide, in limited time, which of these cubes could actually result from the net shown. Sometimes none of them fit. The PPT (Point Position Test), usually just called "cube folding," is for many DLR basic examination candidates the biggest black box among the modules – yet it follows a clear, learnable logic.

Unlike memory or reaction tests, the PPT isn't really about raw speed. It's about clean spatial reasoning. Once you've internalised the basic rules of cube folding, you can solve every task systematically instead of guessing. That's exactly what makes this test so trainable – and that's what this article is about: the underlying logic, the format, common mistakes, and concrete ways to practise.

This article is part of a series on the modules of the DLR basic examination. For an overview of the whole test procedure, see the complete DLR test guide; for a structured path, see the 8-week training plan. If you're wondering how demanding the basic examination is overall, the article how hard is the DLR test? puts it into perspective.

What is the PPT?

The PPT tests your spatial reasoning: the ability to mentally assemble a two-dimensional representation (the unfolded net) into a three-dimensional object (the cube) and compare it against given options. This ability is relevant in a flying context whenever you need to grasp spatial relationships – attitude, instrument layout, or chart material – quickly and correctly.

Specifically, at the top you see an unfolded cube net with six different dot patterns on its six faces. Below it are five already-folded cubes, each showing three visible faces, plus a sixth option: "None." Your task is to determine which of the five cubes could correctly be folded from the net shown – at most one fits, and sometimes none of them do.

Format and procedure

A typical PPT round works like this: the cube net with its six dot patterns is displayed, alongside or below it the five folded cube options plus the "None" option. There's no fixed time limit per individual task – the time for the whole set of tasks is freely allocable, and in the app a test set consists of 40 tasks.

Here's the important part to understand: for each folded cube option, you only ever see three of the six faces at once – specifically the three that meet at one shared corner of the cube. That's not arbitrary; it's a geometric necessity. Exactly three faces meet at any corner of a cube, and all three are mutually adjacent. Opposite faces can never be visible together at the same corner – and that fact is the key to your solving strategy.

The logic behind the cube net

To really master the PPT, it's worth understanding the spatial logic of cube nets calmly, rather than trying to work it out for the first time under exam pressure.

Adjacency in the net stays adjacency on the cube. Two faces that share an edge in the unfolded net also border each other after folding into the cube. The reverse follows too: two faces that sit directly next to each other in the net can never be opposite faces on the folded cube – opposite faces never touch along an edge.

Opposite faces sit "separated" in the net. Depending on the shape of the net (cross-shaped, zigzag row, and other common variants), a useful rule of thumb is: two faces separated by exactly one face in a straight line of the net become opposite faces of the cube once folded. This rule lets you quickly work out from the net which three pairs of faces are opposite each other – and therefore which faces can never appear together at a single corner of the cube.

The orientation of the dot pattern rotates as you fold. A dot pattern that shows, say, "two dots on top, one below" in the net can appear rotated after folding, depending on the fold line – the face itself rotates around the shared edge with its neighbour. For checking a cube option, that means it isn't enough to check that the right dot patterns sit on the right neighbouring faces – their rotation relative to the shared edge has to be correct too.

With these three rules, you can check every cube option systematically instead of just comparing it to the net "by feel."

What really counts: how it's evaluated

In the PPT, what counts is the number of correctly judged cube options across the whole set of tasks – including the cases where "None" is the correct answer. Anyone who systematically overlooks that option, or avoids it out of uncertainty, is giving away points, since some tasks are deliberately constructed so that none of the five options fit.

The target is 100% correct answers in under ten minutes for a set of 40 tasks, with time freely allocable. In the app, your performance is shown as a traffic light: green from roughly 95%, yellow from roughly 90%, red below that. These figures are based on publicly available experience reports and serve as a reference point, not an official requirement.

The most common mistakes

Checking only the dot pattern, not the orientation

Many candidates first check only whether the right number of dots sits on the right face, but overlook that the pattern's rotation relative to the neighbouring face is wrong. An otherwise correct pattern in the wrong orientation invalidates the whole cube option.

Avoiding "None" out of uncertainty

When unsure about a task, people often reflexively pick one of the five cubes instead of consistently checking through to the end whether none actually fit. Since some tasks are deliberately built without a correct option, this avoidance habit regularly costs points.

Not moving on at the first contradiction

Some candidates check a cube option all the way through even though a clear contradiction already showed up at the very first face they compared. That wastes time unnecessarily – once a contradiction is established, the option can be discarded and the next one checked.

Confusing opposite faces with adjacent ones

Anyone who hasn't fully internalised the net's adjacency logic occasionally confuses opposite faces with adjacent ones – and considers a combination plausible that's geometrically impossible.

Switching the reference face under time pressure

Repeatedly switching which face you're using as a reference while checking one option makes it easy to lose track of which comparisons have already been made. Sticking consistently to one reference face until the option is decided creates more clarity.

Concrete training tips

Pick one fixed reference face

For each cube option, take one of the three visible faces as your starting point and systematically compare its neighbouring faces in the net – including their orientation. Keep this one reference face until you've decided on the option.

Stop at the first contradiction

Train yourself to discard a cube option the moment a single clear contradiction shows up – a wrong adjacency or a wrongly rotated face is already enough. Over a whole set of tasks, this saves noticeable time.

Mark opposite face-pairs in the net first

Before checking the cube options, work out mentally (or on paper while practising) which three pairs of faces in the net are opposite each other. Knowing this immediately filters out impossible combinations among the options.

Practise pattern rotation on its own

Practise, independent of full cube tasks, how a dot pattern rotates when tipped around an edge. The more familiar this rotation becomes in your head, the faster you'll recognise it later in complete tasks.

Practise regularly rather than rarely

Since every PPT task is generated fresh, regular practice in short sessions helps more than rare, long training blocks. This keeps the spatial logic present in your mind instead of fading between sessions.

Fitting the PPT into your preparation

In the app, the PPT is one of the modules you can use free forever – together with SKT, VMC, and the technical comprehension quiz (TVT). As with every trainer, there's a short intro, a resolution after each round, plus a practice mode and a test mode, so you can internalise the logic without time pressure first and then practise under more realistic conditions later.

The target is 100% accuracy on a set of 40 tasks in under ten minutes; the traffic light in your statistics shows green from roughly 95%, yellow from roughly 90%. Since every exercise is generated fresh, regular but not necessarily daily practice pays off – two to three shorter sessions a week are usually enough to keep the net logic reliably accessible.

If you want to work on your spatial reasoning more broadly, the PPT pairs well with path figures (WFG), which also demand spatial thinking under time pressure, just in two-dimensional form. For handling exam pressure in general, see the article on stress and mindset, and the error analysis in the app shows you after every session exactly where you still need to sharpen your approach.