An engaging math escape room for converting metric measurements. Students must unlock 5 locks through converting 20 metric measurements to and from mm, cm, m, km, mg, g, kg, ml, L and kL. Some numbers are given as decimals and some conversions result in decimals. Questions are grouped 4 per puzzle, resulting in five 4-letter codes that will unlock all 5 locks. The entire activity is housed in one GOOGLE Form. There are no links to outside websites. The 4-letter codes are set with answer valid