Creative Babysitting
af Sam McPherson
1. turn power off to house
2. Chalk Pavement
3. Telescope
4. Microscope
5. Photo competition
6. Facepainting
7. fun with balloons
7.1. teaching
7.1.1. how to put a needle through a balloon without it popping
7.1.2. heat = expansion
7.1.2.1. how
7.1.2.1.1. testube with water in it and baloon over the end
7.1.2.1.2. heat testube
7.1.2.1.3. baloon expands as it boils
7.1.2.1.4. remove balloon and watch it shrink
7.1.2.2. solid liquid gas
7.1.3. Pressure movement
7.1.3.1. fill 2 baloons with different amount of air, linked with tube and clamp in the middle, rewove clamp
7.1.4. writing on it inflated then giving it to someone deflated
8. water
8.1. cohesion
8.1.1. blowing bubbles
8.1.2. how you can divide them in thin air
8.1.3. how they pop
8.2. Adhesion
8.2.1. pool of water with ruler on it