Resurrecting Envelopes
Angle 1: Angle 2: Needed: 1 big envelope (called E1 in this lesson) 2 medium envelopes(called E2 in this lesson) 2 medium/small envelopes (called E3 in this lesson) 2 small envelopes (called E4 in...
Tagged: guards
Angle 1: Angle 2: Needed: 1 big envelope (called E1 in this lesson) 2 medium envelopes(called E2 in this lesson) 2 medium/small envelopes (called E3 in this lesson) 2 small envelopes (called E4 in...