Roseann Feldmann

• Inclined Planes and Wedges (Early Bird Physics)
• Investigating Matter
• Levers (Early Bird Physics)
• Pulleys
• Put Inclined planes to the Test
• Put Levers to the Test
• Put Pulleys To The Test
• Put Screws To The Test
• Put Wedges To The Test
• Put Wheels and Axles to the Test Searchlight Books How Do Simple Machines Work
• Screws (Early Bird Physics)
• Wheels and Axles