We have a challenge a day for you throughout the summer break...
Each weekday from 19 July to 31 August, a new game or puzzle will appear on this page.
After you've had a go at the day's challenge you may be able to compare your approach to the solutions we have published, which are based on students' work.
You can also find Secondary Games and Puzzles for Summer 2021.
Dicey perimeter, dicey area
Dicey operations in line
Four go
Nice or nasty
Escape from the castle
Incey wincey spider
Play to 37
Less is more
Treasure hunt
First connect three
Board block
Missing multipliers
Junior frogs
Strike it out
Use your addition and subtraction skills, combined with some strategic thinking, to beat your partner at this game.
Tug of war
Can you use the numbers on the dice to reach your end of the number line before your partner beats you?
Factors and multiples game
A game in which players take it in turns to choose a number. Can you block your opponent?
Got it
A game for two people, or play online. Given a target number, say 23, and a range of numbers to choose from, say 1-4, players take it in turns to add to the running total to hit their target.
Stop the clock
This is a game for two players. Can you find out how to be the first to get to 12 o'clock?
Reach 100
Choose four different digits from 1-9 and put one in each box so that the resulting four two-digit numbers add to a total of 100.
The remainders game
Play this game and see if you can figure out the computer's chosen number.
Board block challenge
Choose the size of your pegboard and the shapes you can make. Can you work out the strategies needed to block your opponent?
The number jumbler
The Number Jumbler can always work out your chosen symbol. Can you work out how?
Seeing squares
Players take it in turns to choose a dot on the grid. The winner is the first to have four dots that can be joined to form a square.
Fruity totals
In this interactivity each fruit has a hidden value. Can you deduce what each one is worth?
The twelve pointed star game
Have a go at this game which involves throwing two dice and adding their totals. Where should you place your counters to be more likely to win?