# XSection

> Learn how to construct cross sections of polyhedra.

Canonical page: [https://chrome-stats.com/d/com.hil\_hk.xsection](https://chrome-stats.com/d/com.hil_hk.xsection)

## Overview

- **ID:** `com.hil_hk.xsection`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** HORIS INTERNATIONAL LIMITED
- **Category:** GAME\_PUZZLE
- **Downloads:** 430,248
- **Rating:** 4.54 / 5 (5,842 ratings)
- **Version:** 1.04
- **Last updated:** 2026-05-25
- **First published:** 2019-06-26
- **Publisher country:** HK
- **Data as of:** 2026-09-05
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.hil_hk.xsection)
- **Website:** [https://www.euclidea.xyz](https://www.euclidea.xyz/)
- **Privacy policy:** [https://www.euclidea.xyz/privacy-policy](https://www.euclidea.xyz/privacy-policy)

## Description

**XSection** is an interactive Chrome extension designed to help users master the construction of cross sections of polyhedra through engaging problem-solving. With over 100 tasks spanning 11 chapters, users can explore prisms, pyramids, tetrahedrons, and more, enhancing their spatial imagination and geometric understanding.

This extension features step-by-step instructions, a built-in glossary for quick reference to geometric terms, and intuitive tools that prevent impossible constructions, ensuring accurate learning. XSection is ideal for students preparing for exams, geometry enthusiasts, or anyone looking to improve their 3D visualization skills. It complements the Euclidea series, encouraging users to become true Geometry Gurus.

Unlock higher-level chapters over time or expedite learning by purchasing an in-app upgrade to remove time restrictions. Stay updated and get support via https://www.euclidea.xyz/.

## Rankings

- #108,022 — Overall
- #19 — section

## Review summary

XSection is praised for challenging, rewarding geometry puzzles that foster spatial thinking, presented in a calm, minimal UI. Reviewers highlight its educational value and beautiful, 3D‑geometry visuals. Common requests focus on more levels, better visibility controls (delete/hide lines, color-coding), and a softer entry for beginners due to the high difficulty.

### Pros

- Challenging and engaging puzzles that teach geometry and spatial thinking.
- Relaxing, non-distracting gameplay with a simple, intuitive interface.
- Beautiful, elegant geometry visuals and a distinctive 3D geometry approach.
- Notable educational value; players report learning geometry and improving STEM thinking.

### Cons

- Desire for more levels and future content.
- Need better line visibility controls (delete/hide lines, color-coding) to reduce visual clutter.
- Can be very hard for beginners / steep learning curve.

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.hil_hk.xsection)