kids like toys, adults like tasteful pretty things. so these prints (a graphic representation of a domino run and an abacus, in case you didn't know) should keep everyone happy...
    pretty dandy graphic art for kids rooms dominoes abacus artwork print picture poster babystylefile baby style file   
1/ dominoes print, £24.50, pretty dandy
2/ abacus print, £24.50, pretty dandy