Match visual models to the numbers they represent in fraction and decimal format. Solve problems with decimal fractions. Match visual models to the numbers they represent in fraction and decimal format.

Use the number line to place, compare, and order decimals to the hundredths. Use estimation and an algorithm based on place value to add decimals to hundredths. Use the number line to place, compare, order, and add decimals to the hundredths.

Mister C and the Science Crew use the engineering design process to build a balloon that flies using only the power of the sun. This simple DIY activity will have your science knowledge soaring to new heights!