This purchase is a great addition to any unit focusing on Space & Planets and works perfectly for homework or extra credit.Students are provided an information sheet on two separate NASA inventions (SOHO - to study the sun and NEAR - to study asteroids). They will then use the information sheets to complete an 18-question worksheet. The assignment stresses: seek and find questions, beyond the text, key vocabulary and comparing and contrasting (via a Venn Diagram).The information sheet can