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HOW MANY DROPS OF WATER FIT ON A COIN?  
1.
USE YOUR FAVOURITE COLOURED PENCIL CRAYON TO MAKE AN ESTIMATE FOR EACH
TYPE OF COIN.
2. GO BACK AND TEST YOUR ESTIMATES. USE TALLY MARKS TO ORGANIZE YOUR DATA.
THE SHORTER PERSON USES THE DROPPER FOR THE FIRST COIN. THE TALLER PERSON
MAKE THE TALLY MARKS. SWITCH JOBS FOR THE SECOND TYPE OF COIN.
3. RECORD THE ACTUAL NUMBER OF WATER DROPS FOR EACH COIN.
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HOW
MANY DROPS FIT ON AN OLD PENNY?
ESTIMATE: _________ ACTUAL:
__________ |
HOW
MANY DROPS FIT ON A NEW PENNY?
ESTIMATE: _________ ACTUAL:
__________ |
HOW
MANY DROPS FIT ON AN OLD NICKEL?
ESTIMATE: _________ ACTUAL:
_________ |
HOW
MANY DROPS FIT ON AN NEW NICKEL?
ESTIMATE: _________ ACTUAL:
_________ |
| HOW
MANY DROPS FIT ON AN OLD DIME?
ESTIMATE: _________ ACTUAL:
_________ |
HOW
MANY DROPS FIT ON AN NEW DIME?
ESTIMATE: _________ ACTUAL:
_________ |
| HOW
MANY DROPS FIT ON AN OLD QUARTER?
ESTIMATE: _________ ACTUAL:
_________ |
HOW
MANY DROPS FIT ON AN NEW QUARTER?
ESTIMATE: _________ ACTUAL:
_________ |
| HOW
MANY DROPS FIT ON AN OLD LOONIE?
ESTIMATE: _________ ACTUAL:
_________ |
HOW
MANY DROPS FIT ON AN NEW LOONIE?
ESTIMATE: _________ ACTUAL:
_________ |
| HOW
MANY DROPS FIT ON AN OLD TOONIE?
ESTIMATE: _________ ACTUAL:
_________ |
HOW
MANY DROPS FIT ON AN NEW TOONIE?
ESTIMATE: _________ ACTUAL:
_________ |
| WHAT DO YOU THINK IS HOLDING THE WATER ON THE COINS?
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