SubscribeSubscribeNearly two years into a pandemic that hobbled learning for millions of children, teachers are losing faith that they can lift their students to grade-level work by the end of this school year.“I can help them make great strides, but I’m not going to be able to catch them all up by the end of this year,” said Rachel Bolas, who teaches 6th grade English/language arts and humanities at Limitless Learning Academy, a K-8 school in Escondido, Calif., that is designed to operate in hybrid mode. Some of her students are three to four grade levels behind, she said.“It’s like saying...…SubscribeSubscribeNearly two years into a pandemic that hobbled learning for millions of children, teachers are losing faith that they can lift their students to grade-level work by the end of this school year.“I can help them make great strides, but I’m not going to be able to catch them all up by the end of this year,” said Rachel Bolas, who teaches 6th grade English/language arts and humanities at Limitless Learning Academy, a K-8 school in Escondido, Calif., that is designed to operate in hybrid mode. Some of her students are three to four grade levels behind, she said.“It’s like saying...WW…