Or search by topic
I am Debra from Singapore. This is my solution:
(IG stands for information given. S stands for solution.)
IG: | Will and Jill are smiling. Jill has big eyes. | |
S: | There are three faces which are smiling. One of them has big eyes. This is Jill. | |
IG: | Lil and Will have big noses. Will is smiling. | |
S: | There are two faces with big noses. One of them is smiling. This is Will. The other one with a big nose is Lil. | |
IG: | Bill sad. This means he is frowning. | |
S: | The two people who are left: one which is frowning and one which is smiling. The one who is frowning is Bill. The very last one is Phil. |
This practical challenge invites you to investigate the different squares you can make on a square geoboard or pegboard.