The following activites may be used as whole-class activities (one hour each), or used as geometry stations (30-45 minutes at each station, working in groups).

Tricky Toothpicks - exploring triangles, patterns, and the triangle inequality
    Supplies needed:  One box of toothpicks (50 or more).

Cube Jackets - making and classifying cube nets, developing spatial reasoning
    Supplies needed:  2cm cubes or multilink cubes, 2cm graph paper

Pentomino Puzzlers - puzzles and a game with pentominos
    Supplies needed:  Pentominos, perhaps made from multilink cubes

Tangram Challenges - make tangrams by folding, solve geometric puzzles
    Supplies needed:  Construction paper, scissors

The Extraordinary Apple Pick- finding areas and exploring Pick's theorem
    Supplies needed:  Geoboards

Soma Cube - 3-D spatial reasoning
    Supplies needed:  Snap cubes, isometric triangular dot paper

Three Views - 3-D spatial reasoning
    Supplies needed:  Snap cubes, isometric triangular dot paper

Floorplans - 3-D spatial reasoning
    Supplies needed:  Snap cubes, paper bags
 

All works copyright 2000 by Michael Naylor.
Permission to copy and distribute for non-commericial use.
Comments and suggestions welcome!