Search Results


Showing results 101 to 102 of 102

Source Institutions
Add to list Details
In this activity, learners light an LED with five cents. Learners use two different metals and some sour, salty water to create a cheap battery.

1 cent - $1 per student Ages 8 - 18 10 to 30 minutes
Source Institutions
Add to list Details
Learners are challenged to create solutions that conduct electricity and make a buzzer buzz (or an LED light up).

Over $20 per group Ages 4 - 14 10 to 30 minutes