Make a Necklace with 100 Cheerios

Have each student count out 100 Cheerios (or other doughnut-shaped cereal) and string them onto a short length of yarn or string.

Make a Paper Clip Chain with 100 Paper Clips

Have each student count out 100 paper clips and hook them together to make a chain. Compare a chain that is 100 clips long to one that is only 10 clips long, 20 clips long, and other lengths.

Simple Math with 100 Small Items

Have each student bring 100 small items from home in a ziplock bag (pennies, dried beans, paper clips, buttons, pebbles, etc. - avoid edibles like jelly beans or m&m's, because they'll probably be eaten before the math activity is completed). In class you can investigate how 100 items look, how you can divide them into 10 groups of 10, 5 groups of 20, 4 groups of 25, or 2 groups of 50.

Name 100 Animals

Can you name 100 animals? Write down each of the animal's names.

Name and Locate 100 Countries

Can you name 100 countries? Write down each of the country names, determine which continent it's on, and locate each country on a map or globe.

Be Quiet for 100 Seconds

See it you can do it!

Write Your Name for 100 Seconds

See how many times you can write your name in 100 seconds.

If I Had A Hundred Dollars
(Essay Topic)

Write a page on what you'd do if you had one hundred dollars.

Collect Cans for Charity

Collect 100 cans of food to donate to a charity.

How Many Words Can You Find

See how many words you make using the letters in "One Hundred Days."

100 Years Ago

Investigate what life was like 100 years ago. Calculate what year it was then. Then read and talk about the clothing that was worn then, who was President (or Prime Minister, King, or Queen), what inventions weren't around then (computers, TV, VCR's, rollerblades, video games, rockets, microwaves), how many states were in the USA at that time (and what the US flag looked like then - it had a different number of stars), and other startling differences between now and then. Have the students figure out which of their relatives were alive then, and which weren't.