In this online interactive English vocabulary skills worksheet, learners answer 10 matching questions which require them to fill in the blanks in 10 sentences. Students may submit their answers to be scored.

In this history of heating worksheet, students read about the different ways of heating rooms over time. They answer three critical thinking questions about conduction, convection and heating.

In this science worksheet, students match each invention or device to its inventor listed on the right. There are 32 inventors listed and some may be used twice. Then they order the items in each group from oldest to newest and state the...