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Bernoulli Levitator
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Demonstrate the Bernoulli Principle using simple materials on a small or large scale.

Non-Round Rollers
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Wheels aren't the only things that can "roll" objects that are placed on top of it. Make non-intuitive shapes from cutouts and a compass to demonstrate this.

Why is the Sky Blue?
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In this activity, learners use a flashlight, a glass of water, and some milk to examine why the sky is blue and sunsets are red.

Stereo Hanger
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In this activity, learners investigate sound wave science, in stereo! Learners construct a "stereo" out of a metal coat hanger and piece of string to explore sound vibrations.

Treasure Hunters
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Learners use their opponent's clues and a compass rose to find the hidden treasure on a map. Learners use problem solving and coordinate grid skills as they hunt for treasure.
Number Flips
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In this math activity, learners play a number game to explore the relationships between numbers, combinations, and the concept of equivalency.

¡Libera el globo!
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En esta actividad, los aprendices usarán la lógica para ganar un juego. Dos personas toman turnos quitando uno o dos "cuerdas" de las estacas en el suelo.

A Stand-up Egg
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In this science trick, learners get an egg to stand-up on its long-axis vertical to a table's top.
Six Squares: Geometry and Design
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In this activity, learners take a turn contributing a closed figure made of six squares to a large grid; each must be different from all the others on the grid so far.

Musical Coat Hangers
Source Institutions
Discover how sound travels and what materials make better sound conductors. Can you hear better with your fingers in your ears? Find out with a coat hanger and some string!

Mirror Messages
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In this activity, learners use mirrors to write secret messages to a friend. Use this activity to explore letters, optics, and/or symmetry.
Transparent Gelatin
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In this optics activity, learners explore how they can make gelatin stop light, but not stop them from seeing fruit suspended within.
Mystery Jars: Estimate Contents
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This activity puts a mathematical twist on the familiar “guessing jar.” No guesses allowed, estimates only.

Color Contrast
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Do you have a hard time matching paint swatches with your furniture? When you consider human perception, color is context dependent.

Magnetic Shielding: Magnetic lines stop here
Source Institutions
Testing magnets is always a fun pastime, but here, we're going beyond "will it attract the magnet?" In this activity, learners will investigate which materials allow magnetic fields to pass through or

Factors and Multiples Puzzle
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This puzzle provides an interesting context which challenges learners to apply their knowledge of the properties of numbers.

Chemical Reactions in Your Mouth
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In this chemistry activity (page 5 of the PDF), learners will see that chewing is more than just the crushing up of food; there is actually a chemical change going on at the same time.

Miscibility
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Learners observe a bottle containing water and oil. They are invited to pick up the bottle and mix the contents together.

Oscillating Woodpecker
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In this activity, learners will experiment with the physics of forces - kinetic energy and friction while making a moving toy woodpecker.

Nice and Nasty
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In this math game, learners throw dice and place the numbers in one of four boxes. Learners repeat this three more times and the learner with the largest four digit numbers is the winner.