Search Results
Showing results 641 to 660 of 817
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-533.jpg?itok=fsu_f4be)
Playground Patterns of Cracks
Source Institutions
In this math activity, learners observe and sketch cracking patterns in pavement.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-734.jpg?itok=7a0MmmPt)
Polarized Sunglasses
Source Institutions
In this activity, learners explore how polarizing sunglasses can help diminish road glare.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-527.png?itok=-XgT6oj2)
Making a Translation Tessellation
Source Institutions
In this activity, learners slide shapes to create unusual tiled patterns.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-873.jpg?itok=ANI0Z8ou)
Does Your Chewing Gum Lose Its Flavor?
Source Institutions
Each learner chews a piece of gum until it loses its flavor, and then leaves the gum to dry for several days.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-867.jpg?itok=VUUITPsC)
Ramps 2: Ramp Builder
Source Institutions
In this inquiry-based learning activity, learners design, build, and test their own ramps. They are introduced to a variety of materials and explore putting them together.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-998.gif?itok=sfGxId-V)
Phylogenetics
Source Institutions
This activity lets learners participate in the process of reconstructing a phylogenetic tree and introduces them to several core bioinformatics concepts, particularly in relation to evolution.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-967.gif?itok=G6ee5a2y)
Read With Your Fingers
Source Institutions
In this activity, learners work in partners to create and exchange messages written in Braille. Learners use a Braille key and thumbtacks to write their messages in Braille.
Narrow it Down: Numbers
Source Institutions
In this activity, learners will ask yes-no questions to identify a secret number (similar to Twenty Questions). Combine logic and numbers in this game for all ages.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-695.gif?itok=zMBIDtCA)
Mass of the Earth
Source Institutions
In this activity, learners use basic measurements of the Earth and pieces of rock and iron to estimate the mass of the Earth.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-551.png?itok=YN1nXKxw)
Handy Measuring Ratio
Source Institutions
In this activity, learners use their hands as tools for indirect measurement.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-024.png?itok=aT0mmvtv)
If Anyone Can, Icon
Source Institutions
In this activity, learners create their own icons for a forecast-at-a-glance poster for their classroom/learning space.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-865.gif?itok=eGjmSG2e)
Moon Watch Flip Book!
Source Institutions
In this activity, learners observe the moon each night for a month and draw their observations in a Moon Watch Log.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-707.jpg?itok=AZbdx-Ur)
Spinning Cylinder: Make a triangle appear on a spinning wheel
Source Institutions
Spin a short piece of PVC pipe that's been marked up, and watch a triangle appear. Enjoy this optical illusion from the Exploratorium's Science Snack series.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-656.jpg?itok=NZbHxDuz)
Mission: Control!
Source Institutions
In this activity and game, learners will train to improve balance and spatial awareness by performing throwing and catching techniques on one foot.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-713.jpg?itok=_If_69aY)
Vector Toy
Source Institutions
Walk a toy to the edge of its doom, maybe it'll fall off the edge of a table, but it will safely stop right before falling.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-971.jpg?itok=vwLduj6P)
Where on Earth?
Source Institutions
Learners look at labels on items in the room to determine where each item was manufactured, then write about the item on an index card.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-570.jpg?itok=jx7motBD)
Tic-Tac-Toe
Source Institutions
In this online version of the classic paper and pencil game, learners practice looking ahead to anticipate an opponent's move.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-987.jpg?itok=lA9IO2--)
The Turing Test: Conversations with Computers
Source Institutions
This activity aims to stimulate discussion on the question of whether computers can exhibit “intelligence,” or are ever likely to do so in the future.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-961.jpg?itok=noOuFG7V)
Sweet Speedway
Source Institutions
In this activity, learners test different food items by timing how long it takes each liquid to slide from the top of a ramp to the bottom.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-034.png?itok=73WAe8tX)
Safe in the Sun
Source Institutions
In this activity on page 13 of the PDF, use a special plastic card that has been painted with a chemical that changes color when it is in UV light.