Balance Puzzles

The scales below are balanced.  Each scale is a different puzzle.

For each scale, start by taking off as many blocks as you can from each side (if any) while keeping the scale balanced.

Once you do, assume one blue ball weighs 12 grams. What is the mass of the other shapes?

For the solution, click "Read More" below.

Factor Trees

For the solution, click "Read More" below.

Tetrahedron Coloring Problem

For the solution, click "Read More" below.

Honeybee Family Tree

For the solution, click "Read More" below.

Invisible Square Problem

For the solution, click "Read More" below.

Mobius Highway

For the solution, click "Read More" below.