Activities for kids, age by age
“What do I do with my seven-year-old this afternoon?” is a different question from the same one about a thirteen-year-old. These pages take the Tandomo starter library and sort it by age, from 6 to 16, with notes on what each age often enjoys and how a parent fits in.
Every page has around ten activities adjusted for that age, a set to play together, screen-free picks and the questions parents ask most. No app needed for any of them.
Ages 6–8: play it with them
Short, physical and hands-on. The parent reads the instructions and plays along; most ideas take 5–15 minutes.
Activities for a 6-year-old at home
Moving their whole body · Making something they can hold · Simple rules they can win at
Try: Walk and count how many dogs you spot; Kitchen experiment: predict float vs sink for 5 objects, then test; Build something and give it a name
See ideas Age 7Activities for a 7-year-old at home
Fair rules and keeping score · Puzzles that click · Reading short things on their own
Try: Kitchen experiment: predict float vs sink for 5 objects, then test; Hopscotch: chalk a grid and clear every square; Walk and count how many dogs you spot
See ideas Age 8Activities for an 8-year-old at home
Secret codes and spy stuff · Doing it 'for real' · Competing with themselves
Try: Walk and count how many dogs you spot; Build something and give it a name; Hopscotch: chalk a grid and clear every square
See ideasAges 9–11: let them lead some of it
Real puzzles, math with a purpose and first bits of independence. You switch between co-player and audience.
Activities for a 9-year-old at home
Guess, then check · A grown-up job · Classic brain-teasers
Try: Split a pizza fairly: 3 friends, 8 slices, who's owed what?; Ratio raid: mix juice concentrate and water at exactly 1:4 for 5 glasses; Explain in your own words why the sky is blue
See ideas Age 10Activities for a 10-year-old at home
Projects with several steps · Making things for other people · Strategy games
Try: Ratio raid: mix juice concentrate and water at exactly 1:4 for 5 glasses; Name 3 countries in our time zone (guess, then check); Magic square: fill a 3×3 so every line sums to 15
See ideas Age 11Activities for an 11-year-old at home
Having an opinion · Real-world math · Tricky puzzles with a reveal
Try: Water jugs: measure exactly 4 gallons using a 5-gallon and a 3-gallon jug; Kickoff is 3 PM in London — what time do you turn the TV on?; Label the big rivers of North America on a printed/drawn blank map
See ideasAges 12–14: sponsor, don't supervise
Hard problems, real budgets and things with an opinion. You set up the challenge and show up for the result.
Activities for a 12-year-old at home
Hard puzzles · Designing and creating · Money and deals
Try: Kickoff is 3 PM in London — what time do you turn the TV on?; Label the big rivers of North America on a printed/drawn blank map; Water jugs: measure exactly 4 gallons using a 5-gallon and a 3-gallon jug
See ideas Age 13Activities for a 13-year-old at home
Being taken seriously · Real logic · Skills with status
Try: Balance puzzle: find the fake coin in 3 weighings; Knights & knaves: 3 islanders, one lies — who?; Mean vs median: your last 10 game scores — which tells the truer story?
See ideas Age 14Activities for a 14-year-old at home
Responsibility with trust · Arguments and evidence · Mastery
Try: Cryptarithm: crack SEND + MORE = MONEY; Balance puzzle: find the fake coin in 3 weighings; Mean vs median: your last 10 game scores — which tells the truer story?
See ideasAges 15–16: back their plans
Real-world jobs, money decisions and logic that stumps adults. They run it; you fund it, ask good questions and join in when invited.
Activities for a 15-year-old at home
Running their own show · Catching people out · Skills that pay off now
Try: Truth table: is this argument actually valid? Build it out; Pythagoras in the wild: is that TV really 55"? Measure and check; Hat colors: 3 prisoners in a line — who speaks first, and why?
See ideas Age 16Activities for a 16-year-old at home
Independence that counts · Thinking about the future · Hard, honest problems
Try: Truth table: is this argument actually valid? Build it out; Spot the logical fallacy in this short argument; Pythagoras in the wild: is that TV really 55"? Measure and check
See ideasHow these ages were sorted
Each idea in the activity library has an age range where it tends to work best, a rough length (about 5, 15 or 30 minutes), where it can be done (at home, outdoors, in the car) and how much energy it takes. The age pages pick from those, keep the subjects varied, and add a note on how to make each idea easier for younger children or harder for older ones.
The age ranges are a starting point. A confident reader of seven may love the nine-year-old puzzles; a thirteen-year-old who is having a hard week may want something lighter. Go by your child, not the number.
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