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Iron for Breakfast
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Did you know that some breakfast cereals are fortified with ferric phosphate, while others contain tiny pieces of reduced iron?

Exploring the Universe: Filtered Light
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"Exploring the Universe: Filtered Light" demonstrates how scientists can use telescopes and other tools to capture and filter different energies of light to study the universe.

Build a Big Wheel
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In this activity, learners explore how engineers have developed big wheels or Ferris wheels.

Lose a Glass in a Glass
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In this optics activity, learners use paint thinner to make a small jar seem to disappear inside a larger jar.

Can I Get Some Pi?
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In this activity, learners will explore pi and the mathematical relationships between a circle's diameter, circumference, and radius.

Hollandaise Sauce: Emulsion at Work
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In this activity, learners follow a recipe to make hollandaise sauce. Learners discover how cooks use egg yolks to blend oil and water together into a smooth mix.

My Solar System
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In this online activity, learners build their own system of heavenly bodies and watch the gravitational ballet.

Reusable Rockets
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This activity (located on page 3 of the PDF under GPS: Garbology Activity) is a full inquiry investigation into design optimization using recycled materials.

Having a Gas with Cola
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In this activity, learners measure the amount of carbon dioxide in a carbonated drink.

Symbol Search
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In this environmental activity (page 6 of the PDF), learners identify household products that are recyclable and explore the different types of recyclable plastics.

Two Ball Bounce
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This is a quick, yet dramatic activity/demonstration that introduces learners to the concept of energy transfer. A small ball is placed on top of a large ball and both are dropped together.

Bianca's Body Math
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In this Cyberchase activity, learners use math to explore how parts of the body are proportional.

Micro Automata
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In this activity, learners build small animated toys that move.

Engineer an Octopus Suction Pad
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In this engineering design challenge, learners build an octopus-inspired suction pad that can grab an object and hold it tightly in the air.

Pedal Power
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In this engineering activity, learners examine bicycle mechanics and gear ratios. Learners determine which gears will help them bike a set course in the shortest amount of time.

Yeast Balloons: Can biochemistry blow up a balloon?
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Using yeast, sugar, and water, learners create a chemical reaction which produces carbon dioxide (CO2) gas inside a 2-liter bottle. They use this gas to inflate a balloon.

Can You Make Ice Cream in Two Minutes?
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In this demonstration, learners observe how liquid nitrogen both boils and freezes ingredients to make ice cream in two minutes.

Lever Cowboy
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In this activity, learners build a figure that moves and "comes to life" when they pull its string.

Calendarios para cualquier año
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Este Web site contiene links a 12 calendarios (12 meses). Cada mes contiene actividades sobre matemáticas.

Newton's Cradle
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Build your own version of the classic physics toy using simple materials.