What makes a fridge cool? A clip from the Science Please! collection.
A clip in the Science Please! collection, Lift Off uses archival footage, animated illustrations and amusing narration to explain what makes a rocket lift off.
Are cows a time bomb just waiting to explode? Part of the Science Please! collection for children.
What's the angle on mirrors?
A clip in the Science Please! collection, The Force of Water uses archival footage, animated illustration and amusing narration to explain the Archimedes principle, of why some things float and others sink.
Why isn't it green, yellow or striped?
A clip in the Science Please! collection, Lightning uses archival footage, animated illustrations and amusing narration to explain: What causes the electrical discharge we see as lightning?
A clip in the Science Please! collection, Wheel Meets Friction uses archival footage, animated illustrations and amusing narration to explain how the invention of the ball bearing reinvented the wheel.
How do voices travel over the phone?
Edison's bright idea, or how the electric light bulb works?
Four strokes of genius.
What do X-rays, microwaves and light have in common? Part of the Science Please! collection for children.
Ages 6 to 11
Science - Physical Science
Technology Education - Society and Technology
Teacher asks students to: - disassemble a thermos and examine its construction; - explain how foods were preserved before the invention of the refrigerator; - have an older person visit the class to talk about their first fridge and how their ancestors preserved their foods; - bring in various materials and study their insulation properties by using them to wrap ice cubes; - depict the evolution from cellars to refrigerators on a timeline.