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A clock that will still tick in 10 millennia News

by David, 15 March 2018 | 3 comments

Close up image of the stainless steel gears of a clock.

Time keeping machines aren’t always built to last, but some do manage to stand the test of time. The Cronulla Clock Tower houses a clock that’s almost 250 years old, for example; the clock in England’s Salisbury Cathedral is still ticking 630 years after it was built.

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Counting gears Activity

by David, 4 December 2012 | 0 comments

Foam gears with numbers written on them

This crafty cog activity will get your mind spinning and help you learn more about how we count. Safety: This activity uses a craft knife. Ask an adult to help.

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