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Quick Questions: Create a Survey
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In this activity, learners will conduct an open-ended survey, and then organize and analyze results. What languages does everyone speak? What’s the most common? the least common?

Cosmic Debate
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In this activity described on pages 2-3 of the PDF, participants debate whether there there's life elsewhere in the universe.
Giant Museum: Create a Scale Model
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In this activity, learners will predict the size of a giant scale model of a comb or other rectangular object, then make one. If you tripled the size of a dollar bill, could you sit on it?
The Earth's Timeline
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In this group activity, learners will mark important developments of life on Earth on a timeline (each foot in length representing 200 million years).
Mission Insignia
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In this science/art activity, learners create an insignia or emblem for a planet exploration mission.
The Drake Equation
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In this math activity, based on the research of famed astronomer Frank Drake, learners calculate the possibilities of finding intelligent life elsewhere in the universe besides Earth.

Extreme Lifestyles
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In this matching game, learners study the limits of life on Earth to see what other places in the solar system might sustain microbial life.

Tabloid Science
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In this activity, learners analyze a fictionalized report of life on Mars, based on a real NASA satellite photo, and explore how to separate scientific fact from fiction.

Is Anybody Out There?
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Learners listen to and try to decipher a radio message that was sent from Earth to possible intelligent civilizations.
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.
Piece It Together: Puzzle Hunt
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In this activity, learners follow clues to find five puzzle pieces, then assemble them. This activity works well with a whole group, individuals, or families.
Mystery Jars: Estimate Contents
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This activity puts a mathematical twist on the familiar “guessing jar.” No guesses allowed, estimates only.
Fair Shares: Predict Equal Shares
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Use this activity to build division and number sense into any snack time or whenever there is a limited set of things to share among a group: If we deal these out, could everyone get two pieces?
Penny Jar: Estimating for Charity
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Learners will collect pennies to donate and will combine charitable giving with estimating and calculating with money. To start choose a charity or something to save up for together.
Build a Bridge
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In this activity, learners use recycled materials to build a bridge that holds as many potatoes as possible. They investigate weight, height, strength, and measurement as they seek design solutions.
Mystery Jars: Make Your Own: Estimating and Counting
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Learners make a counting/estimating jar to exchange with friends or bring home.
Pocket Change: Math and Coin Toss
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In this activity, learners will play a coin toss game where the highest total wins. Combine coin recognition, addition, and probability with a game learners can play on their own.
Many Seeds: Estimating Hidden Seeds
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In this activity, learners will estimate how many seeds are in a fruit or vegetable, then count to find out. The result: mix estimation with healthy eating.
Pour Some: Measure Serving Size
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Make snack time into measuring time and learn to read Nutrition Facts labels. Try this when you’re using “pourable” foods, such as cereal, yoghurt, or juice.
Counting Books: Make Your Own!
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On the first night, I saw 5 stars in the desert. On the second night, I saw 10… What do you think I saw on the third night? Combine arts and crafts, literacy, and math by making a counting book.