In response to demands to expand our hugely successful workbooks, we are able to offer these complementary revision study guides. Perfect for children who have previously tackled the Essentials workbooks in this range, these titles reinforce learning and provide additional opportunities to study and apply new knowledge and key skills. In response to demands to expand our hugely successful workbooks, we are able to offer these complementary revision study guides. Perfect for children who have previously tackled the Essentials workbooks in this range, these titles reinforce learning and provide additional opportunities to study and apply new knowledge and key skills.