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Peg and Pin Boards
This article for teachers suggests activities based on pegboards, from pattern generation to finding all possible triangles, for example.
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chemNRICH
chemNRICH is the area of the stemNRICH site devoted to the mathematics underlying the study of chemistry, designed to help develop the mathematics required to get the most from your study of chemistry at A-level and university.
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The Clue is in the Question
16 to 18
Starting with one of the mini-challenges, how many of the other mini-challenges will you invent for yourself?
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Prime Sequences
16 to 18
This group tasks allows you to search for arithmetic progressions
in the prime numbers. How many of the challenges will you discover
for yourself?
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Favourite
Scale Invariance
16 to 18
By exploring the concept of scale invariance, find the probability
that a random piece of real data begins with a 1.
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Favourite
Direct Logic
16 to 18
Can you work through these direct proofs, using our interactive proof sorters?
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Favourite
Climbing Powers
16 to 18
Does it make any difference how we write powers of powers?