More games here! 
Addition & Subtraction:

Addition facts within 10.

Part Whole Demonstrator.

Cumulative addition, adding up to
6. Starts easy. Gets to 3 digits.
Surprisingly good for fluency.
If you can do 4+3 you
can do 14+3 and 24+3.

Models subtraction; see
what was taken away.

Adding 10 and 20 on a football theme.

A helpful action rhyme for
remembering bonds of 10.

Model up to two
ten frames.

Explore addition.
Add & split numbers.

Explore number facts
to 10 with pipes.

Sing 'Ten Green Bottles'.
(Up to 15 bottles.)
Smash the bottles.

A 1 or 2 player game. Look
at the number sq, find the number
and add / subtract 9, 10, 11, 20.

Bridge to/back to a ten.
Using bonds of 10.
Mental calc preparation.

Make two balanced calculations.
Then switch the scales on.
Cool < = > animation.

Bridge to the next ten
to fire the catapult.

Adding 10. Includes
Base 10 / Deinnes.

e.g. 9 + 6 (partition 6)
+1 then +5

Recall addition facts
for 10, 20 and 100.

Near doubles.

+, - or x
Balance the equations.

Add, subtract, multiply facts.
Reward: Write in heiroglyphs.

Solving subtraction word
problems (incl Bar Model).

Subtraction bar models.

Recall doubles.

Bar Model Modeller.

Addition
up to 5+5.

Addition & Multiplication Facts. Connect the spots.

Whole class bingo game.
Make 10, 20, 100.
+/-9,10,11. Times Tables
Addition Facts, Doubles &
Subitizing.
Then play a space reward game.

2 player Addition &
Multiplication on
Tug of War theme.

Learn 4 partition facts
for a number.

Subtraction.
Whole class split into 2 teams.
Race to zero from 50.

Subtraction.
Race to zero from 50
using Cuisenaire rods.

Find addition facts for 100.
What's the complement of__?

Explore Cuisenaire Rods
(with gravity).

2-player darts game.
Lots of subtraction and addition.

Rekenrek demonstrator.
A bit fiddly!

Adding three 1-digit numbers,
lots of opportunity for srtategies.

Draggable number line.
Demo subtraction as difference.

- and + on a number line
on an Egyptian theme.

2 & 3 digit column
addition with PV counters.

2 & 3 digit column
subtraction with PV counters.

Partition then drag tens
and units together.

Subtracting from zeros.
A students idea!!

2-digit subtraction as
difference, e.g. 63-27