What different coins are there? Here is a 1p coin. Two of these coins are worth the same as a 2p coin. Here is a 5p coin. A 5p coin is worth the same as five 1p coins. Two 5p coins are worth the ...

The value of each coin is 2p. All the coins are 2p, so you can count up in 2s. The value of each coin is 5p. All the coins are 5p so you can count up in 5s. 5p, 10p, 15p, 20p. There is 20p altogether.

There's something captivating about the sparkle and weight of precious metal coins. They have value for the metal itself, but ...