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Sizing Up Hail
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In this activity, learners will estimate the sizes of balls to learn how to estimate the size of hail. Learners will compare their estimates to the estimates of their peers and the real measurements.

Mystery Powders
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Learners are given mysterious white powders and have to determine their identity with chemical tests.

Take It From The Top: How Does This Stack Up?
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In this activity, learners explore center of gravity, or balance point, of stacked blocks.
Measuring Rules
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In this math activity, learners create their own units of measurement by making noodle rulers. Learners practice estimating and measuring objects using the noodle rulers .

Boomerang
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Learners trace, cut out and fly a boomerang, outdoors or in a large indoor space.

Bicycle-Wheel Gyro
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In this activity, a spinning bicycle wheel resists efforts to tilt it and point the axle in a new direction.

Liquid Body Armor
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In this activity, learners explore how nanotechnology is being used to create new types of protective fabrics.

Design For All: Imagining Inventions
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In this design challenge, learners will practice empathy and design thinking skills by creating an invention of the future.

Surface Tension Icebreaker
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This is a quick activity (located on page 2 of the PDF under Nasturtium Leaves Activity) about surface tension.

Spherical Reflections
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In this art meets science activity, learners pack silver, ball-shaped ornaments in a single layer in a box to create an array of spherical reflectors.

Pupil
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In this activity, learners explore their eye pupils and how they change.

Why Do Eclipses Happen?
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This fun and simple hands-on astronomy activity lets learners create 3D models of the Earth, Moon and Sun to demonstrate solar and lunar eclipses.

Quadraphonic Wind
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In this activity, learners discover how the extent of various wind speeds changes in each of the four quadrants around a hurricane.

Cookie Mining
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In this activity, learners explore the economics of coal mining as you they use fake money to purchase mining tools, attempt to carefully mine their cookies, sell their chocolate chip ore, and try to
Stacking Dice
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In this math game, learners try to earn the most points by winning stacks of four dice. Learners practice number recognition and addition skills.

Bug Hats
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In this activity, learners use their imaginations and experiment with different materials to create bug hats.

Thinking in Three Dimensions
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In this activity, learners create three-dimensional shapes by making some origami models of simple boxes and containers.

Formulas Poker
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In this adapted version of poker, learners practice writing chemical formulas by playing this chemistry card game.

I Like to Move-It
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This is an activity which will allow learners to gain an understanding of lemur behavior through observation and role play.

Art with Salt and Ice
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This open-ended art project allows learners to create their own colorful ice sculpture by using rock salt and food coloring on a solid block of ice.