Triangle Tray: a free puzzle game for kids aged 6+

Fill the wooden triangle with every piece. Turn them, and at the harder levels flip them, until none is left over.

What children learn

• Spatial reasoning: Picture a piece turned or flipped before you move it.
• Shapes and geometry: See how small shapes build a triangle.
• Persistence: Try, check and change your mind.

Levels

• Beginner, ages 6+
• Intermediate, ages 7+
• Pro, ages 9+
• Hacker, ages 11+
• Demon, ages 13+

Free to play in the browser, with no sign-up and no ads. How to play Triangle Tray · More puzzles for kids