1,451,735 views
Want a daily email of lesson plans that span all subjects and age groups?
Learn moreSubjectsAll Subjects
filter bynone
sort bynone
1,948,951 views
4,223,487 views
3,468,187 views
68,243 views
567,939 views
428,297 views
9,263,594 views
2,034,495 views
6,118,736 views
58,744,770 views
4,124,646 views
5,364,176 views
29,321 views
1,206,347 views
13,937,926 views
1,817,659 views
4,814,236 views
293,060 views
Can you solve the famously difficult green-eyed logic puzzle?
lesson duration 04:42
14,287,692 views
3,630,886 views
2,876,229 views
307,414 views
203,369 views