Sink or Float: Airport Challenge

Sink or float exploration develops scientific thinking and prediction skills.

• Framework: EYFS
• Unit: EYFS Air Travel
• Learning area: Understanding the World
• Level: EYFS 3-4, Reception

Objectives

• Predict whether objects will sink or float
• Observe and record results
• Understand basic properties of materials

Materials

• Water table
• Air travel themed objects
• Prediction chart
• Towels

Instructions

Test various air travel themed objects to see if they sink or float, making predictions first.

Educator tip

Include some surprising items that float despite seeming heavy to spark discussion.

Assessment

Observe and note: ability to follow two-step instructions, use of new vocabulary in context, early problem-solving strategies, and sustained shared thinking episodes. Assess against Development Matters age-band expectations. Observe prediction-making, observation skills, and ability to explain results.

More from EYFS Air Travel

• Weather and Flying
• Helicopter Seeds Drop
• Airport Dramatic Play
• Counting Down to Takeoff
• Pilot Communication
• Teamwork Runway Challenge
• Runway Obstacle Course
• Listen and Tally