Draw an outline around any 2 by 2 square. Look at the numbers in the square. What patterns do you see?Use addition to find another…
Students begin by writing numbers on their own five by five grid like the one shown on the right. Numbers can be used more than…
On top of the Tibetan plateau there are two giant rivers that flow into China. The Southern one is called the Yangtze. The Northern one…
There are seven lights in a circle. They are all turned off and the problem is to turn them on. Each light has a switch.…
A fake karate brick looks like a regular brick, but when it is hit with a karate chop, it disintegrates. Sometimes people use these fake…
There are three Jedi Knights and three Storm Troopers who need to get from the planet Alderaan to the planet Tatooine. They have a spaceship…
Quand un grain de sable se retrouve dans une palourde, (une huître), ou autre mollusque, il devient un irritant. Le mollusque réagit à ce grain…
When a grain of sand finds its way into a clam or other mollusk and becomes an irritant. The mollusk responds to the irritating grain…
Injection molding is a technique for making a huge range of plastic objects like toothbrushes, fly swatters, and food containers. Molten hot plastic is injected…
The India 500 is the most prestigious space race of them all. The spacegirls and spaceboys jump-jet in Madras, India at 12:00 midnight January 1st…