Give yourself Goosebumps

 In this story............. there are four character...and they went to museum........... there were two brother......... 

But suddenly........ the one child was missing.......... then his  brother........ gone to found......... 

Suddenly he saw....... that there is........ one lab that half of the door is opened......... he think that may his was there............ He went to that room.......... he saw that there is one person his name was ...........Dr Pebbles.. ..... ...........