What are we acing today?

Assign nime to date of ruling for each russian princes.

How well do you know Zachary Taylor, the career soldier who became President of the United States? 15 questions about his battles, his family, the slavery dispute of his time and his presidency. Good luck!

History of England quiz. Do yo know history of England during the house of Tudors reign? Test your dates knowledge of english history.

Do you know dates related to most important events during Napoleon reign in France?

Test your Ancient Greece history knowledge. DO you know most notable dates in ancient Greece history?

It was one of the largest uprisings in English history. Take this educational quiz and test your historical knowledge of the tumultuous events of this period.

Test your most important dates knowledge of Ancient Rome

Can you name all of Asian capital cities? Take the quiz.

Messier catalogue quiz, part 2: 10 new deep-sky photos to identify. Galaxies, nebulae, open and globular clusters. Ready for a harder round than part 1?

Can you recognize all 20 standard amino acids from their structural formulas? Each picture shows one amino acid, and the answer options include molecules with similar side chains, so look closely. After every answer you will learn which feature of the side chain gives it away. Great practice for biochemistry, biology and molecular biology students.

Take your knowledge of acids further: acids in food and medicine, acid rain, industrial chemistry and what makes one acid stronger than another. Apply the naming rules to new elements and discover some surprising chemistry history along the way. Every answer comes with a short explanation.

Test your knowledge of the brightest stars in the night sky: Sirius, Canopus, Vega, Betelgeuse and more. Find out which constellations they belong to, what their names mean, why some stars look brighter than others, and which star will one day replace Polaris as the North Star.

Learn to read な に ぬ ね の and は ひ ふ へ ほ, tell apart look-alike characters such as ぬ and ね or は and ほ, and read simple Japanese words like ねこ, さかな and ふね. Also covers the ‘fu’ exception and why は is sometimes read ‘wa’.

Learn to read your first 10 hiragana characters, あ い う え お and か き く け こ, and use them to read simple Japanese words.

Learn to read the S row (さ し す せ そ) and the T row (た ち つ て と) of hiragana, including the three tricky exceptions: shi, chi and tsu. Practise single characters and simple words like すし (sushi), くつ (shoes) and ちかてつ (subway).

Part 4 of the Messier objects quiz: another 10 galaxies, nebulae and star clusters to recognise. A good test before a night of stargazing with a telescope.

Part 3 of the Messier objects quiz brings fainter, trickier deep-sky targets. Pick the right Messier number for each photo and learn a fact after every answer.

Messier catalogue quiz, part 2: 10 new deep-sky photos to identify. Galaxies, nebulae, open and globular clusters. Ready for a harder round than part 1?

8th grade natural selection practice test.