Sink and Float Experiment

Simple experiments develop scientific thinking: prediction, testing, observation, and conclusion.

• Framework: Montessori
• Unit: Cultural Studies
• Learning area: Science
• Level: Ages 3-5

Objectives

• Predict and test buoyancy
• Develop scientific method
• Build observation skills

Materials

• Water basin
• Various objects (cork, stone, feather, coin, etc.)
• Recording sheet

Instructions

1. Present objects and water. 2. Predict: 'Will this sink or float?' 3. Test each object. 4. Record results. 5. Discuss: 'Why do some sink and some float?' 6. Explore further.

Educator tip

Focus on the process of predicting and testing, not just right answers. Encourage questions.

Assessment

Child makes predictions, tests, and draws conclusions from observations.

More from Cultural Studies

• Music: Bells and Pitch
• Parts of a Leaf
• Parts of a Flower
• Life Cycle of a Butterfly
• Flags of the World
• Solar System Introduction
• Magnetic and Non-Magnetic
• Parts of a Fish