4.1: Materials
- Page ID
- 29131
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- 4 Different Brands of Paper Towels (keep packaging details and price)
- 4 Small Index cards (3x5 inch size)
- Scissors
- Triple Beam Balance
- 250 mL Beaker
- 24 Clothespins (per group)
- Plastic Pipette
- Various Masses (20-1000 grams)
- Permanent Marker
- Metric Ruler
- Stop Watch


