{"apiKey":"6a97b85060e7df9870aaec16d16df7e1a576dd1c","product":"COMMUNITY","logConsent":true,"consentCookieExpiry":90,"encodeCookie":false,"subDomains":true,"notifyOnce":true,"rejectButton":true,"toggleType":"slider","closeStyle":"icon","settingsStyle":"button","initialState":"OPEN","layout":"SLIDEOUT","position":"LEFT","theme":"DARK","onLoad":"function(){console.log('init');}","necessaryCookies":["__utma","__utmb","__utmc","__utmt","__utmv","__utmz","_ga","_gat","_gat_2d44a78bd2ef2d44806e611ebd9ed76a","_gid","eu_cn","external_referer","guest_id","personalization_id","tfw_exp"],"optionalCookies":[{"name":"social sharing","label":"Social Sharing","description":"

These cookies are set by a range of social media services that we have added to our websites that enable you to share our content with your colleagues, friends and networks. They are capable of tracking your browser across other sites and building up a profile of your interests. This may impact the content and messages that you see on other websites that you visit. If you do not allow these cookies you may not be able to use or see the social media sharing tools.

\r\n","cookies":["fr"," _fbq"],"onAccept":"function(){console.log(\"social accepted\");\r\n try{\r\n fbq('consent', 'grant');\r\n }catch(e){\r\n console.log('fbq is not defined');\r\n }}","onRevoke":"function(){console.log('revokes')\r\nCookieControl.delete('fr');\r\nCookieControl.delete('_fbq');\r\ntry{\r\n fbq('consent', 'revoke');\r\n}catch(e){\r\n console.log('fbq is not defined');\r\n}}","recommendedState":true,"lawfulBasis":"legitimate interest","thirdPartyCookies":[{"name":"Facebook","optOutLink":"https://en-gb.facebook.com/policies/cookies/"},{"name":"Twitter","optOutLink":"https://twitter.com/en/privacy"}]}],"excludedCountries":[],"debug":false,"setInnerHTML":true,"mode":"GDPR","acceptBehaviour":"all","closeOnGlobalChange":true,"notifyDismissButton":true,"sameSiteCookie":true,"sameSiteValue":"Strict","iabCMP":false,"statement":{"description":"For more detailed information on the cookies we use, please check our","updated":"03/10/2019","url":"https://www.schoolofthefuture.eu/el/node/1"},"ccpaConfig":[],"accessibility":{"accessKey":"C","overlay":true,"outline":false},"text":{"title":"This site uses cookies to store information on your computer.","intro":"

Some of these cookies are essential, while others help us to improve your experience by providing insights into how the site is being used.

\r\n","acceptRecommended":"Accept Recommended Settings","acceptSettings":"I Accept","rejectSettings":"I Do Not Accept","necessaryTitle":"Necessary Cookies","necessaryDescription":"

Necessary cookies enable core functionality such as page navigation and access to secure areas. The website cannot function properly without these cookies, and can only be disabled by changing your browser preferences.

\r\n","thirdPartyTitle":"Warning: Some cookies require your attention.","thirdPartyDescription":"

Consent for some third-party cookies can not be automatically revoked. Please follow the link below if you want to opt-out of them.

\r\n","on":"Accept","off":"Reject","notifyTitle":"Your choice regarding cookies on this site","notifyDescription":"

We use cookies to optimise site functionality and give you the best possible experience.

\r\n","accept":"I Accept","reject":"I Reject","settings":"Cookie Preferences","closeLabel":"Close","cornerButton":"Set cookie preferences.","landmark":"Cookie preferences.","showVendors":"Show vendors within this category","thirdPartyCookies":"This vendor may set third party cookies.","readMore":"Read more"},"branding":{"fontSizeTitle":"em","fontSize":"em","buttonIconWidth":"px","buttonIconHeight":"px","rejectText":null,"rejectBackground":"","closeText":"","closeBackground":"","notifyFontColor":"","notifyBackgroundColor ":""},"locales":[]}

Resonant Tones and Standing Waves. Activity book