Search Results
Showing results 21 to 40 of 182
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-724.jpg?itok=xh-xbM5E)
Magical Möbius
Source Institutions
In this tabletop activity (on pages 32-40), learners make Möbius strips -- 3D surfaces with only one side.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-392.gif?itok=Wea60G2Z)
Expose Your Nose
Source Institutions
In this simple exploratory activity (1st activity on the page), blindfolded learners try to identify mystery items by smell.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-472.jpg?itok=ugXO9Gnc)
Creating Tostadas
Source Institutions
In this activity, learners develop their understanding of combinations as they create as many different kinds of tostadas as possible.
Spin to Win!
Source Institutions
In this math activity, learners play a probability game and try to be the first to get to the end of the game board path .This activity guide contains a material list, black line masters for the game
Sea State: Forecast Conditions at Sea
Source Institutions
In this oceanography and data collection activity, learners cast real time sea state conditions using buoys from NOAA's National Data Buoy Center.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-691.gif?itok=vGNSc8W1)
Percentage of Oxygen in the Air
Source Institutions
In this activity, learners calculate the percentage of oxygen in the atmosphere by using steel wool's ability to rust.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-527.jpg?itok=XZP3PmRG)
Games from Around the World
Source Institutions
This lesson (on pages 46-55 of PDF) features two strategy board games -- one from Ghana and one from China. The first game, Achi, is a cross between checkers and tic-tac-toe.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-085.jpg?itok=LMGPbnA8)
Measuring Wind Speed
Source Institutions
In this indoor and/or outdoor activity, learners make an anemometer (an instrument to measure wind speed) out of a protractor, a ping pong ball and a length of thread or fishing line.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-473.jpg?itok=Hf5AGCaa)
Crazy Shapes
Source Institutions
In this activity, learners cut a shape into two equal sized pieces and use their knowledge of geometry and space to prove that the two parts are equal.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-725.gif?itok=Q54O1RxA)
Color Sudoku
Source Institutions
The popular sudoku puzzles use numbers, but the game could played with any set of 9 different objects!
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-555.jpg?itok=59FI4jmQ)
Scaling Cubes
Source Institutions
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.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-225.png?itok=UYw0VnJJ)
Float My Boat
Source Institutions
In this activity, learners use tinfoil to build and test their own boats - which designs will float, and which will sink?
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-111.png?itok=cm_dErWp)
Pedal Power
Source Institutions
In this engineering activity, learners examine bicycle mechanics and gear ratios. Learners determine which gears will help them bike a set course in the shortest amount of time.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-787.png?itok=d5lBa0jf)
CyberOlympic Card Game
Source Institutions
In this Cyberchase activity, learners use numbers to create CyberOlympic teams with the fastest times.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-943.jpg?itok=bVPNX-LN)
Calendarios para cualquier año
Source Institutions
Este Web site contiene links a 12 calendarios (12 meses). Cada mes contiene actividades sobre matemáticas.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-791.png?itok=LTeihO3x)
Boredom Buster
Source Institutions
In this Cyberchase activity, use grid coordinates to share secret pictures with a friend. Color squares of a grid to make a picture (like a smiley face) that you keep hidden from the other person.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-785.png?itok=gaLlKUHM)
Gollywood Squares Game
Source Institutions
In this Cyberchase activity, roll the die and count off spaces on the game board to earn money and collect CyberSquad autographs. To win the game, be the first to buy four different autographs.
Giant Museum: Create a Scale Model
Source Institutions
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?
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-610.jpg?itok=sAWsqQ2G)
Balloon Hovercraft
Source Institutions
In this activity (on page 2 of the PDF under GPS: Luge Activity), learners will construct a model hovercraft out of an empty spool and a piece of cardboard.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-770.jpg?itok=8wfmdE8q)
Strengthen a Paper Bridge
Source Institutions
In this quick activity (page 1 of the PDF under SciGirls Activity: Tug O' War), learners will test how many pennies a flat paper index card bridging the gap between two stacks of books is able to supp