Listen to these words.

dominoes

speedcubing

topple

yo-yo

spool

axle

slip knot

uncoiled

one-handed

spiral

ball bearings

abacus

arithmetic

visualize

Learn the new words!

To form a picture of something in your mind.

visualize

The part of math that includes the adding, subtracting, multiplying, and dividing of numbers.

arithmetic

A frame that holds many small balls on rods. Used for counting.

abacus

Small metal balls organized in a ring. Used to make a specific part of a machine move more easily.

ball bearings

A shape made up of curves that are above or wider than the previous one.

spiral

Using only one hand.

one-handed

Describes an object that is now straight but used to be coiled or wrapped around something.

uncoiled

A knot that can be made tighter or looser by pulling the ends.

slip knot

A bar connected to the centre of a circular object, causing it to spin.

axle

A tube used to store string or thread.

spool

A toy made up of a circular object that goes up and down on a string to which it is tied.

yo-yo

To lose balance and fall down.

topple

A sport during which people try to solve Rubik’s Cubes as fast as possible.

speedcubing

Small, rectangular objects with dots on them that can be used in games or knocked down.

dominoes

Now, do the test!

Exercises

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