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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.

Memory Match
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In this classic memory game (on pages 37-45 of PDF), learners turn over tiles to reveal images on the back.

Finger Knitting
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In this activity, learners will learn how to knit using only their hands. Learners will explore patterns and fabrication as well as develop fine motor skills and patience through this activity.

Opti-Top
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In this activity, learners will create an optical illusion top. Learners will explore color mixing, physics and design through this activity.

Michelle O (formerly Vanna)
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We don't normally view people upside down and so our brains aren't accustomed to it.

Static Water
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In this activity, learners will use static elecricity to bend a stream of water without touching it. Learners will explore physics and cause and effect through this activity.

Ramp it Up
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In this activity, learners will build ramps and test how the laws of physics apply do different objects. Learners will explore physics and cause and effect through this activity.

Shrinking Polymers
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In this activity, learners discover that some plastics will shrink when you get them hot. Learners bake polystyrene in a regular oven and discover what happens.

Water Cycle in a Bag
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In this activity, learners will explore the water cycle by creating a small atmosphere.

Waterscope Wonders
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In this activity, learners will create a magnifying glass called a waterscope, using water and household items, to examine various objects.

Circles or Ovals?
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This science activity demonstrates the dominant eye phenomena. What does your brain do when it sees two images that conflict?
Narrow It Down: Asking Yes-No Questions
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In this activity, the learner asks yes-no questions to identify a secret object (similar to Twenty Questions). This game is easy to adapt for different ages and different kinds of contexts.

Blink
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In this self-measuring activity, learners observe and record how many times a minute they blink, take a breath, and chew, as well as how many times a minute their heart beats.

Who Eats What?
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This activity is on page 10 (continued on the right side of page 11) of the pdf, part of the Forest Animals Discovery Box. In this game, learners act out the food web.

Where the Buffalo Roam
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In this activity, learners explore the Great Plains.

Constellation Viewer
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In this activity, learners will explore what a constellation is and make their own.

Animal Guess Who
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In this game, learners take turns guessing toy animals from around their house based on the toy's characteristics.

Explore Like a Scientist: Fruity Observations
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In this activity, learners use their senses to collect information about a fruit and record their findings in a Science Journal.
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.