Maths with Twigs

Finding sticks to make simple numbers

Create the numbers from 1-9 with sticks.

Is it possible to make number 1 with just 1 stick, number 2 with 2 sticks, number 3 with 3 sticks.

learning about acute and obtuse angles, mark each number with the angles used, red for acute, green for obtuse and blue for right angles.