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What does a scab on your knee & Captain America have in common?
Why do scabs form? What are scabs made of? Should you pick at your scabs? For free home activities sign-up at www.WhoSmarted.com
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4 years, 8 months ago
Can you imagine a time before humans cooked their food?
How long have humans been cooking their food? What are the benefits of cooking your food? How does cooking your food enhance the flavor? Fo…
4 years, 8 months ago
Why should you never say LEGOS when playing with LEGO bricks?
Who invented LEGO? What does the word LEGO mean? How have LEGO toys evolved over the years? For free home activities sign-up at www.WhoSmart…
4 years, 8 months ago
How destructive can a Volcano be?
How do volcanoes form? What causes volcanoes to erupt? What's the difference between lava & magma? For free home activities sign-up at www.W…
4 years, 9 months ago
Why does it hurt so much when you bite your tongue?
What is your tongue made out of? How do your taste buds work? How does your tongue help you speak? For free home activities sign-up at www.W…
4 years, 9 months ago
Could a giant storm on Jupiter really destroy the Earth?
What are Jupiter's greatest mysteries? Why is a day shorter on Jupiter than on Earth? What is Jupiter's great red spot made of? For free hom…
4 years, 9 months ago
Are you drinking the same water as the Dinosaurs?
How does the rain cycle work? What causes rain, snow and hail? What would happen if it stopped raining? For free home activities sign-up at …
4 years, 9 months ago
Can everyday objects suddenly EXPLODE???
What causes an explosion? How have explosions helped advance society? How do you keep things from exploding? For free home activities sign-u…
4 years, 9 months ago
Is seeing a comet really a sign of bad things to come???
What are comets made of? How old is the ice on a comet? Did Halley ever see Halley's comet? For free home activities sign-up at www.WhoSmart…
4 years, 9 months ago
What is the sun made of?
How far away is the sun? How important is the sun to life on planet Earth? Will the sun ever 'go out?' For free home activities sign-up at w…
4 years, 9 months ago