Spark scientific curiosity in young minds, with everyday easy-to-find materials. Demonstrate why things stay hot or cold, and how energy flows and how sound travels with these "do-it-at-home" science experiments for budding young scientists. Table Of Contents Introduction Project 1 Magnetic Water The effect of water on magnetism 2 A Swinging Good Time Pendulum motion 3 Man on a Tight Rope Wave motion 4 Rub the Right Way Friction and surfaces 5 The Mighty Mo Momentum: a product of force times mass 6 Hot Rocks Heat transfer from one medium to another 7 Smaller Is Stronger Testing tensile strength 8 Up to Speed Acceleration in a bottle 9 Bad Manners Heat conduction and heat sinking 10 Watt? Comparing light output and power consumption 11 Room for Brightness Reflected light 12 Down-Range Shooter Trajectory: curved path through the air 13 Get a Handle Wheel and axle, a simple machine 14 Balance the Books First-class lever, a simple machine 15 We Are #2 Second- and third-class levers 16 Bottled Force Kinetic and potential energy 17 Water Maker Solar radiation 18 An Uphill Battle Kinetic energy and the transfer of energy 19 Cellular Can Transmitting sound by vibrating materials 20 Singin' in the Shower Acoustics: the behavior of confined sound 21 Ear of the Beholder .'Pleasant sounds versus "noise" ?22 The Sound of Time Amplifying sound 23 Blown Away Fluidics: air flow around shapes 24 Balancing Act Objects at rest tend to stay at rest 25 Floating Along Buoyancy: the ability to stay up 26 Flying in Circles Air friction: sometimes good, sometimes not 27 Pop a Treat The physics of popcorn 28 Unwelcome Gusts Comparing and measuring wind strengths 29 A Lopsided Pinwheel Balan ing points of oddly shaped objects 30 Get the Point Changes affecting surface areas 31 Break the Beam Exploring some characteristics oj light 22 Now Soft /Now LOUD Amplifying sound through reflection 33 Plant First Aid Collecting light to benefit plants 34 Hot Light Comparing waste heat from bulbs 35 Crash! The relationship between mass and force 36 Bigger Water Temperature's expansion/contraction effect 37 Look at the Sound Light speed faster than sound speed 38 Work = Force X Distance The wedge, a simple machine 39 Water Shooter Compressing a fluid 40 Siphon Fun Water drains to own level 41 Whirring Button Torque: changing the direction of force 42 Toy Story Torque-energy storage in a homemade toy 43 Walls Don't Move Newton's 3rd: action and reaction 44 Sand water Erosion caused by friction of glacial ice 45 Back in Shape The characteristics of elasticity 46 Don't Fret Changing pitch by varying string tension 47 Space Saver The concept of volume Glossary Index