Ball & Ring Gravesande's - Chainless Type L1-Cultural Resources The airway opens using the

The airway opens using the head tilt/chin lift method

This realistic fiction narrative highlights direct speech and animal behaviour while focusing on empathy and problem-solving

Enhances vocabulary through rhythmic and engaging text

Made from a hard acrylic emulsion

Pair with literacy activities where students create stories involving the doll

Ball & Ring Gravesande's - Chainless Type L1-Cultural Resources The airway opens using theThe Chainless Ball and Ring apparatus, made from brass with wooden handles, is a classic tool for demonstrating thermal expansion in physics classes. When heated, the brass ball no longer fits through the ring, illustrating how metal expands with heat. With its sturdy and simple design, this apparatus provides a visual and tactile experience for students learning about the behaviour of materials under changing temperatures. Educational Benefits: