The Lesson Based Crossword

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Across
  1. 3. Like A Similarity
  2. 5. Form of temperature
  3. 6. A Computing Language For Coding
  4. 7. A Test Used To Gain Marks In School
Down
  1. 1. A Mathematical Constant
  2. 2. What Happens When A Large Star Dies
  3. 4. Math Using Letters