Each group needs:

• 4 marbles
• 4 Popsicle or wooden craft stick pieces (break wooden sticks into 1-inch pieces)
• 4 crayon pieces (break crayons into 1-inch pieces)
• 4 pasta noodles (dry, uncooked)
• triple balance beam
• 100-ml graduated cylinder
• tap water
• Density Column Lab – Part 1 Worksheet, one per person