Pixel Jam 3D vs Block Trainer

Connect the circuit by sliding blocks to turn on the light! Face different challenges like un-movable blocks and weak power signals.

Block Trainer is a focused stacking trainer designed to help you improve decision-making, pattern recognition, and stacking efficiency at your own pace. There is no gravity in 40 Line Clear mode, giving you the time to think through each move. Study the board, plan ahead, and build better habits without pressure. Features: • No gravity in 40 Line Clear mode for thoughtful, pressure-free practice • Review Slowest 10 to identify your most time-consuming decisions • 62 training exercises with flashcard-style practice for modern rotation rules • Practice endless line clear chaining (REN) • Learn stacking tips and what dependencies to watch out for • Guided explanations for T-spins and other essential techniques • Play against a CPU with three difficulty levels • Learn how to make a heart shape • Track important stats like Lines Cleared and Play Time • Switch between two visual block styles Whether you’re learning the fundamentals or refining your efficiency, Block Trainer gives you a clear, structured way to study modern stacking.