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  • Along with your schoolmates and friends, go on an adventure, searching for hideouts
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Location: N??° ??` ??.?", E??° ??` ?.??"

To define the coordinates of this point, you have to solve the tasks, that are hidden under the question marks.

Suitable for: Grade 8th

  1. Chemical reaction equation.
  2. Proportions, percent
  3. Fraction amplification and abbreviation.
  4. Albraic fraction.
  5. Quadratic equation
  6. Atoms un ķīmiskie elementi.
  7. Acids, bases and salts chemical formulas and names.
  8. Heat process in life.
  9. ax² + c = 0
  10. Fraction amplification and abbreviation.
  11. spread of sound.
  12. Curve angle value, center angle and indrawn angle.
  13. Incomplete quadratic equations
  14. Air composition and usage(reactions).
  15. Substance oxidation process and reactions.
  16. Chemical reaction equation.
  17. Optical phenomena in nature.
  18. Different size units.
  19. Area of a figure, measurement, main properties, same sized figures.
  20. Lighting and safety.
  21. Light break and lens.
  22. Substances structure.
  23. Incomplete quadratic equations
  24. Formula y = k/x
  25. Neutralisation reactions and calculations.
  26. Rational numbers.
  27. Square root
  28. Rational numbers.
  29. Rectangular, properties and signs.
  30. Light spectre and colour formation.
  31. Square root properties
  32. Trapeze, elements, trapeze types, trapeze properties, isosceles trapeze signs.
  33. Absolute and relative mistake of approximation.
  34. Light spectre and colour formation.
  35. Spread of Heat.
  36. Chemical element oxidation degree. Binary compound formula and name.
  37. Fraction multiplication and division.
  38. Rational expression.
  39. Square root extraction
  40. Arithmetic square root
  41. Quadratic equation discriminant
  42. Absolute and relative mistake of approximation