How to make simple periscope from cardboard and pvc pipe | DM

How to make simple periscope from cardboard and pvc pipe cardboard size 4.5 X 11.5 inch = 2 cardboard size 4 X 5 inch = 1 pvc pipe 4.5 inch =1 mirrior class = 4 X5 =2 FOR MORE Periscope vedio click below link 1.How to make simple periscope from cardboard and pvc pipe    • How to make simple periscope from cardboar...   2.How to make periscope with cardboard | Science project    • How to make periscope with cardboard | Sci...   3.How to make periscope with cardboard and plastic bottle | sciences project    • How to make periscope with cardboard and p...   4.How to make periscope with cardboard | Science project    • How to make periscope with cardboard | Sci...   5.How to make simple periscope from pvc pipe and mirrors    • How to make simple periscope from pvc pipe...   6.How to make periscope with cardboard | School project    • How to make periscope with cardboard | Sch...