Search Results


Showing results 1921 to 1940 of 2089

Add to list Details
In this earth science activity, learners conduct a series of short experiments to explore how rocks change.

$5 - $10 per student Ages 6 - 11 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners work in teams to build and test paper airplanes. Learners try to fly their airplanes directly on the runway and earn points for accuracy.

$1 - $5 per group Ages 6 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners design and build a simple wind vane —one of the oldest kinds of weather tools— and use it to show wind direction.

$5 - $10 per group Ages 8 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this activity about sleep rhythms (on page 25 of the PDF), learners will investigate how changing the time they go to bed impacts their own sleep patterns.

free Ages 8 - 14 1 to 7 days
Add to list Details
In this activity, learners build an electromagnet using a nail, a cork, a battery, and electrical wire. Use this activity to demonstrate how electric currents produce magnet fields.

$5 - $10 per student Ages 8 - 11 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners will investigate the sounds of the heart.

$1 - $5 per group Ages 6 - 14 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners use a laser pointer, empty soda bottle, rubber plug and water to demonstrate total internal reflection.

free Ages 14 - 18 5 to 10 minutes
Source Institutions
Add to list Details
In this activity, learners explore how distance can affect the way we perceive the size of an object.

free Ages 4 - 18 5 to 10 minutes
Add to list Details
Pairs of learners play the roles of programmer and robot. The programmer gives specific directions to the robot to accomplish a simple task (e.g. walk across the room and pick up a pencil).

free Ages 8 - 11 10 to 30 minutes
Source Institutions
Add to list Details
In this math lesson, learners apply the concepts of ratios and percentages to the distribution of letters contained in a box of Alphabits® cereal.

$1 - $5 per group Ages 11 - 14 45 to 60 minutes
Source Institutions
Add to list Details
In this chemistry activity, learners use common chemicals and metals to examine reactions that produce gaseous substances.

$1 - $5 per student Ages 11 - 18 5 to 10 minutes
Source Institutions
Add to list Details
In this physics activity (page 6 of the PDF), learners will build a class 1 lever and hypothesize and test the distances two objects need to be placed from the fulcrum in order to balance.

1 cent - $1 per student Ages 14 - 18 10 to 30 minutes
Add to list Details
This game depicts a woman going through her day, faced with various loud sounds.

free Ages 8 - 18 5 to 10 minutes
Source Institutions
Add to list Details
In this experiment, learners discover how an airfoil creates lift. Learners use simple materials to build an airfoil and test it at different angles to investigate Bernoulli's principle.

$10 - $20 per student Ages 8 - 11 45 to 60 minutes
Add to list Details
In this chemistry activity, learners transform two ingredients (4% polyvinyl alcohol solution and 4% borax solution) into gooey slime.

$5 - $10 per student Ages 6 - 18 10 to 30 minutes
Add to list Details
In this meteorology activity, learners construct simple devices to measure the direction and speed of wind.

$5 - $10 per student Ages 6 - 18 30 to 45 minutes
Source Institutions
Add to list Details
In this activity, learners explore how spring scales work and how they are used for non-exact weight measurement.

$10 - $20 per group Ages 8 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this activity, learners simulate the behavior of the atmosphere.

free Ages 8 - 14 10 to 30 minutes
Source Institutions
Add to list Details
In this activity, learners explore how engineers work to solve the challenges of a society, such as delivering safe drinking water.

$10 - $20 per group Ages 8 - 18 1 to 2 hours
Source Institutions
Add to list Details
In this activity, you'll use a paper cup, a piece of cloth, and some string to make a musical instrument called a cuica (pronounced KWEE-kah).

1 cent - $1 per student Ages 8 - 14 10 to 30 minutes