Tell a friend to choose 4 days that form a square. If your friend tells you only the sum of the four days, you can tell her what the four days are. Includes a extension page for designing your own puzzle, teachers notes, and links to calendar pages on the Web. Alejandre A Math Forum Web Unit. Vocabulary, objectives, materials.
Students use algebra tiles to explore algebraic factoring.
This lesson plan for exploring fractals is designed so 4th through 8th grade students can work independently and be assessed innovatively. It conforms to the 1989 NCTM standards, and provides links to other fractal sites. Sierpinski Triangle, Sierpinski Meets Pascal, Jurassic Park Fractal, Koch Snowflake. Self-similarity, Fractional dimension, Formation by iteration. Graphs, stories and games provide scenarios for games that student can play on graphs.