HTTP/2 302 content-type: text/html; charset=utf-8 content-length: 221 location: https://studio.code.org/courses/algebra/units/1 date: Fri, 16 Jan 2026 04:39:06 GMT strict-transport-security: max-age=31536000 set-cookie: AWSALB=bIwHNZ/RRmcMVlR/Z1h+lZjCQAw7cQLaOg/mNLUYGyoJAK10njtGC4MiiEHCDL4IjLeDfGPmQ7v4mCOXF/dnIy1A8e0UQbetq374ODnwZEPI1DPCvwEJvEIHi3BZ; Expires=Fri, 23 Jan 2026 04:39:06 GMT; Path=/ set-cookie: AWSALBCORS=bIwHNZ/RRmcMVlR/Z1h+lZjCQAw7cQLaOg/mNLUYGyoJAK10njtGC4MiiEHCDL4IjLeDfGPmQ7v4mCOXF/dnIy1A8e0UQbetq374ODnwZEPI1DPCvwEJvEIHi3BZ; Expires=Fri, 23 Jan 2026 04:39:06 GMT; Path=/; SameSite=None; Secure set-cookie: _learn_session=6993993b015285da1e40bf210555a73c; domain=.code.org; path=/; expires=Wed, 25 Feb 2026 04:39:06 GMT; secure; HttpOnly; SameSite=Lax server: nginx/1.18.0 (Ubuntu) x-frame-options: x-xss-protection: 1; mode=block x-content-type-options: nosniff x-download-options: noopen x-permitted-cross-domain-policies: none referrer-policy: strict-origin-when-cross-origin content-security-policy: default-src 'self' https:; frame-src 'self' https: blob:; worker-src 'self' blob: ; child-src 'self' blob: ; script-src 'self' https: 'unsafe-inline' https://vaas.acapela-group.com 'unsafe-eval'; style-src 'self' https: 'unsafe-inline'; img-src 'self' https: data: blob: https://*.code.org; font-src 'self' https: data:; connect-src 'self' https: https://api.pusherapp.com wss://ws.pusherapp.com https://localhost:8080 https://curriculum.code.org/ wss://*.code.org; media-src 'self' https: data: https://*.code.org https://vaas.acapela-group.com; frame-ancestors 'self' https://*.schoology.com https://*.disney.com https://*.diznee.net cuantrix.mx code.org studio.code.org curriculum.code.org https://*.iap.lausd.net cache-control: no-cache x-request-id: 0c0277f9-6b40-4dd3-9f9a-d817c5199f08 x-runtime: 0.012023 x-cache: Miss from cloudfront via: 1.1 3b6aeed32abe8c5c8407517517c3a734.cloudfront.net (CloudFront) x-amz-cf-pop: BOM54-P2 x-amz-cf-id: 8NqrMlfU4Occjqo1RWtVvKVv4NQzhIS9sX-GUol5xyVTDk58TVxwhw== HTTP/2 200 content-type: text/html; charset=utf-8 date: Fri, 16 Jan 2026 04:39:06 GMT x-runtime: 0.088417 strict-transport-security: max-age=31536000 set-cookie: AWSALB=w6lnrDmw+KaIxLcGXfdf1zk2vLMu7/mj7RF9UDbhfjEPBqW3laWcD4PFZ6uvAOMljwBRfy6zzrg5ivxeTymHX218D9v0oLPYcHo+ZIvyxRuybter730D4Jiz3sq2; Expires=Fri, 23 Jan 2026 04:39:06 GMT; Path=/ set-cookie: AWSALBCORS=w6lnrDmw+KaIxLcGXfdf1zk2vLMu7/mj7RF9UDbhfjEPBqW3laWcD4PFZ6uvAOMljwBRfy6zzrg5ivxeTymHX218D9v0oLPYcHo+ZIvyxRuybter730D4Jiz3sq2; Expires=Fri, 23 Jan 2026 04:39:06 GMT; Path=/; SameSite=None; Secure set-cookie: _learn_session=6993993b015285da1e40bf210555a73c; domain=.code.org; path=/; expires=Wed, 25 Feb 2026 04:39:06 GMT; secure; HttpOnly; SameSite=Lax server: nginx/1.18.0 (Ubuntu) x-frame-options: x-xss-protection: 1; mode=block x-content-type-options: nosniff x-download-options: noopen x-permitted-cross-domain-policies: none referrer-policy: strict-origin-when-cross-origin link: ; rel=preload; as=style; nopush,; rel=preload; as=style; nopush,; rel=preload; as=script; nopush content-security-policy: default-src 'self' https:; frame-src 'self' https: blob:; worker-src 'self' blob: ; child-src 'self' blob: ; script-src 'self' https: 'unsafe-inline' https://vaas.acapela-group.com 'unsafe-eval'; style-src 'self' https: 'unsafe-inline'; img-src 'self' https: data: blob: https://*.code.org; font-src 'self' https: data:; connect-src 'self' https: https://api.pusherapp.com wss://ws.pusherapp.com https://localhost:8080 https://curriculum.code.org/ wss://*.code.org; media-src 'self' https: data: https://*.code.org https://vaas.acapela-group.com; frame-ancestors 'self' https://*.schoology.com https://*.disney.com https://*.diznee.net cuantrix.mx code.org studio.code.org curriculum.code.org https://*.iap.lausd.net content-encoding: gzip cache-control: max-age=0, private, must-revalidate x-request-id: 80352631-4bc3-4fd1-bec2-96251659d6ab etag: W/"6520d4485b5a771178ce6ab352c8cfb3" vary: Accept,accept-encoding x-cache: Miss from cloudfront via: 1.1 3b6aeed32abe8c5c8407517517c3a734.cloudfront.net (CloudFront) x-amz-cf-pop: BOM54-P2 x-amz-cf-id: rzoLxB4Au_s8DtCel8G-rxCqvlfuDfgPaSHTOP05enWqYN5t56AJOA==