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Skin, Scales and Skulls
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In this activity, learners examine body parts (including skin, scales, and skulls) from fish, mammals and reptiles. Questions are provided to help encourage learner investigations.
Scaling Cubes
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In this activity, learners explore scale by using building cubes to see how changing the length, width, and height of a three-dimensional object affects its surface area and its volume.
Dowels and Rubber Bands I
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If you have 3-foot dowels and rubber bands, you can can started on this fun and open design challenge. You can make structures big and small: make it so you can fit your parent into it!
Make a Human Scale Ladder
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In this quick activity about size and scale (on page 2 of the PDF under What's Nano?
Toilet Paper Solar System
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In this activity, learners build a scale model of the solar system using a roll of toilet paper.
Exploring Size: StretchAbility
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In this game, learners explore the different sizes of things in the world. In this Twister-like game, learners must place a hand or foot on a circle of the right scale - macro, micro, or nano.
Sizing Up the Universe
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In this online interactive challenge, learners choose items to represent the Earth or solar system, then determine other items to represent the Moon, or Milky Way based on their relative size.