** Abacus Activities
- Abacus Co-Editors Greetings
- RESEARCH SUMMARY - Spatial Reasoning within Geometry Contexts
- LINKS TO MANIPULATIVES - Tangrams
- LINKS TO LITERATURE - Logicville, Grandfather Tang's Story, Three Pigs, One Wolf and 7 Magic Shapes
- LET'S DO MATH - (Bansho Plan) - Tangram Shapes - Composing 2D Shapes
- LET'S DO MATH - Puzzle Comparing Problems
- LET'S DO MATH - Different Perspectives Problems
- NEXT STEPS FOR YOUR PROFESSIONAL LEARNING