• I can build structures with blocks and dismantle whilst recognising the quantity remains the same

• I can reason about what happens to quantity when building and dismantling blocks

Success Criteria

Lesson 1: Building & Dismantling

We are learning to reason about quantity when building and dismantling blocks.

• I can join a specified number of objects to an existing concrete collection

• I can remove the same number of objects from the concrete collection

• I can recognise the words join, add, remove, take away, original and reverse in the context of my actions

• I can describe how to add and then remove to return the collection to the original quantity

Success Criteria

Lesson 2: Adding & Removing

We are learning that adding to a collection and then removing the same amount returns it to the original quantity.

• I can move forward a specified number of places on a number track

• I can move back a specified number of places on a number track

• I can recognise the word 'position' and the instructions such as 'the same number of spaces' and 'go back to where you started' in the context of movement on a number track

• I can describe how moving forward and then back the same number of spaces returns me to my original position

Success Criteria

Lesson 3: Forward & Back

We are learning that moving forward and then back the same number of spaces on a number track returns to the starting position.