Do you measure distance in inches or seconds? When do you use miles? Answer these and more with this third-grade worksheet about the customary system of measurement! 

Sometimes measuring liquids scientifically is tricky. Give your budding scientist some practice, by reading measurements on graduated cylinder illustrations.

See which snail has gotten the farthest with this 2nd grade measurement snail race worksheet.

Can you match the scientist with the unit of electricity or power that is named after him?

Children put their science vocabulary to the test with this engaging crossword puzzle!