New: rainbowscienceAll contenthive-129948krhive-196917steemzzanhive-183959hive-166405hive-180932photographyhive-185836uncommonlabhive-183397hive-150122hive-101145hive-188619hive-144064bitcoinhive-145157krsuccesslifehive-184714hive-193637hive-109690hive-181136hive-103599TrendingNewHotLikersdanimango (25)in rainbowscience • 6 years agoWalking rainbowsimply fill 3/4 containers with food colouring and water. Fold tissue/kitchen roll and place it dipped between two colours. Watch as the colours mix and learn a little about absorption.