(() => { if ( document.cookie.split(';').some((item) => item.trim().indexOf('ckns_id=') > -1) ) { return; } function localStorageIsAvailable() { try { const storage = window && window.localStorage; if(typeof storage.getItem === 'function') { return true } return false } catch (error) { return false } } if(localStorageIsAvailable()) { var dismissCount = Number(window.localStorage.getItem('-banner-undefined-dismiss-count')); if (dismissCount >= 4) { return; } var lastDismissedDate = Number(window.localStorage.getItem('-banner-undefined-last-dismissed-date')); var currentTime = Date.now(); if (currentTime - lastDismissedDate < 10 * 86400000) { return; } } document.querySelector('html').classList.add('display--banner'); })()

Year 4 Maths

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