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Circumference and area
Through various exercises you practice around the perimeter and surface of flat figures.
You solve the following exercises:
- name plane figures correctly;
- connect the formulas for perimeter and area with the correct plane figure;
- calculate perimeter …
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Length and Area Measures: Conversion Exercises
Ten mixed exercises on the conversions of area and length measures.
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Your Name Binary: String Keychain
Create a keychain with your name in binary code.
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Medieval clothing
In the Middle Ages, one could infer a person's social position from his or her clothing. For example, most peasants wore simple clothes, while wealthy townspeople tried to dress more ostentatiously. The clothes of the nobles, the wealthier …
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Reading time: Analog clock
In these BookWidgets you can practice reading and noting the analog clock. Beforehand, you can watch a video that explains the theory step by step.
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Multiply or divide by 1 000 000 (Part 1): Exercise
With the fill in the blanks you practice multiplying or dividing by 1 000 000.
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Multiply or divide by 1 000 000 (Part 2): Exercise
With the fill in the blanks you practice multiplying or dividing by 1 000 000.
This exercise is the sequel to: Multiply or divide by 1 000 000 (part 1) : Exercise
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Multiply or divide by 1000 (part 1): Exercise
With these exercises you practice multiplying and dividing by the number 1,000.
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Converting Time Units: Exercise
In these exercises you practice converting units of time.
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Rounding a number: Exercises
With these BookWidgets you repeat rounding to the nearest unit and ten.
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SI prefix and decimal equivalent: Exercise
These exercises test your knowledge of the SI prefixes and their decimal equivalent.
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Multiply or divide by 1000 (part 2): Exercise
With these exercises you practice multiplying and dividing by the number 1,000.
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