Empowering Minds

Through STEM Play
and Logic-Based Learning

At Logicology we endeavour to make learning fun so that children learn while they play.

Interactive Puzzles

Solve the 4×4 Sudoku puzzles given here. The rules that you need to follow are:

  1. Each standing line should have all 4 colours appearing exactly once.
  2. Each sleeping line should have all 4 colours appearing exactly once.
  3. Each 2×2 grid should have all 4 colours appearing exactly once.
Puzzle 1
Drop / Tap
Drop / Tap
Drop / Tap
Drop / Tap
Drop / Tap
Drop / Tap
Drop / Tap
Drop / Tap
Drop / Tap
Drop / Tap

Rule: Fill the 4×4 grid so that each row, column, and 2×2 box contains all four colors exactly once. Drag a color from the palette or tap a color, then tap a cell to place it. Conflicts are highlighted with a black ring and dark overlay.

Printables

Done with Logicoland 1 already? Here are a few more worksheets for your practice.

For more such printables, join our community.

Complete the Symmetric Pattern

Drag colors from colored cells to blank cells, or select a color from palette and click on blank cells.

Selected color: #e74c3c

Drop
Drop
Drop
Drop
Drop
Drop
Drop
Drop
Drop
Drop
Drop
Drop
Drop
Drop
Drop
Drop
Drop
Drop
Drop
Drop
Drop

Blank cells remaining: 21

Tip: Look at the colored cells - they show you how symmetry works! Each color appears in multiple symmetric positions. Drag colors from existing colored cells to maintain symmetry.

Main visual

Join the Community

A community of parents and learners who believe in developing conceptual thinking using gamified content that is engaging and fun to learn.