Στις 7 Μαρτίου 2014 τρεις μαθητές της Ε΄ τάξης και δύο μαθητές της ΣΤ΄ τάξης του σχολείου μας, συμμετείχαν στον 8ο Μαθητικό Διαγωνισμό "Παιχνίδι και Μαθηματικά του περιοδικού "Ο μικρός, Ευκλείδης" της Ελληνικής Μαθηματικής Εταιρείας. Ο διαγωνισμός διεξήχθη υπό την αιγίδα του Υπουργείου Παιδείας και Θρησκευμάτων, με κοινά θέματα για όλα τα σχολεία, που εξέδωσε η Ε.Μ.Ε.
Βασικός σκοπός του διαγωνισμού είναι να έρθουν οι μαθητές σε επαφή με κάποιες ασκήσεις- δραστηριότητες, μέσα από τις οποίες:
θα αντιληφθούν ότι τα μαθηματικά κρύβουν ομορφιά και προσφέρουν πολλές δυνατότητες στη ζωή μας
θα εκτιμήσουν τη χρήση των μαθηματικών σε πολλές εφαρμογές
θα χρησιμοποιήσουν τη μαθηματική τους σκέψη σε ευχάριστα και έξυπνα προβλήματα.
Συγχαίρουμε τους μαθητές μας για τη συμμετοχή τους.
session.client.forwarded ⇒ 10.1.236.29, 216.73.216.154, 216.73.216.154, 10.2.31.31
session.client.browser ⇒ Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
password_clear ⇒
groups ⇒
session.token ⇒ a50d6fffa16a50d5e5c3a6d6f74c2a45
Application 0.000 seconds (+0.000); 0.61 MB (+0.606) - afterLoadApplication 0.038 seconds (+0.038); 4.06 MB (+3.451) - afterInitialiseApplication 0.053 seconds (+0.015); 5.75 MB (+1.690) - afterRouteApplication 0.111 seconds (+0.058); 8.28 MB (+2.534) - afterDispatchApplication 0.113 seconds (+0.002); 8.35 MB (+0.072) - afterRender8.35 MB (8,753,992 Bytes)SELECT `data`
FROM `fn30r_session`
WHERE `session_id` = 'aaj7pvj3co7t2hb8lfge2256l1'DELETE
FROM `fn30r_session`
WHERE `time` < '1775447765'SELECT COUNT(*)
FROM `fn30r_menu`
WHERE home = 1
AND published = 1
AND client_id = 0SELECT m.id, m.menutype, m.title, m.alias, m.note, m.path AS route, m.link, m.type, m.level, m.language,m.browserNav, m.access, m.params, m.home, m.img, m.template_style_id, m.component_id, m.parent_id,e.element as component
FROM fn30r_menu AS m
LEFT JOIN fn30r_extensions AS e
ON m.component_id = e.extension_id
WHERE m.published = 1
AND m.parent_id > 0
AND m.client_id = 0
ORDER BY m.lftSELECT b.rules
FROM fn30r_assets AS a
LEFT JOIN fn30r_assets AS b
ON b.lft <= a.lft
AND b.rgt >= a.rgt
WHERE (a.name = 'com_content')
GROUP BY b.id, b.rules, b.lft
ORDER BY b.lftSELECT b.id
FROM fn30r_usergroups AS a
LEFT JOIN fn30r_usergroups AS b
ON b.lft <= a.lft
AND b.rgt >= a.rgt
WHERE a.id = 1SELECT a.id, a.asset_id, a.title, a.alias, a.title_alias, a.introtext, a.fulltext,
CASE WHEN badcats.id is null THEN a.state ELSE 0 END AS state, a.mask, a.catid, a.created, a.created_by, a.created_by_alias,
CASE WHEN a.modified = 0 THEN a.created ELSE a.modified END as modified, a.modified_by, a.checked_out, a.checked_out_time, a.publish_up, a.publish_down, a.images, a.urls, a.attribs, a.version, a.parentid, a.ordering, a.metakey, a.metadesc, a.access, a.hits, a.metadata, a.featured, a.language, a.xreference,c.title AS category_title, c.alias AS category_alias, c.access AS category_access,u.name AS author,(
SELECT MAX(contact.id) AS id
FROM fn30r_contact_details AS contact
WHERE contact.published = 1
AND contact.user_id = a.created_by
AND (contact.language in ('el-GR','*') OR contact.language IS NULL)) as contactid,parent.title as parent_title, parent.id as parent_id, parent.path as parent_route, parent.alias as parent_alias,ROUND(v.rating_sum / v.rating_count, 0) AS rating, v.rating_count as rating_count
FROM fn30r_content AS a
LEFT JOIN fn30r_categories AS c
on c.id = a.catid
LEFT JOIN fn30r_users AS u
on u.id = a.created_by
LEFT JOIN fn30r_categories as parent
ON parent.id = c.parent_id
LEFT JOIN fn30r_content_rating AS v
ON a.id = v.content_id
LEFT
OUTER JOIN (SELECT cat.id as id
FROM fn30r_categories AS cat JOIN fn30r_categories AS parent
ON cat.lft BETWEEN parent.lft
AND parent.rgt
WHERE parent.extension = 'com_content'
AND parent.published <= 0
GROUP BY cat.id) AS badcats
ON badcats.id = c.id
WHERE a.language in ('el-GR','*')
AND a.id = 106
AND (a.publish_up = '0000-00-00 00:00:00' OR a.publish_up <= '2026-04-06 04:11:05')
AND (a.publish_down = '0000-00-00 00:00:00' OR a.publish_down >= '2026-04-06 04:11:05')
AND (a.state = 1 OR a.state =2)SELECT c.*,
CASE WHEN CHAR_LENGTH(c.alias) THEN CONCAT_WS(':', c.id, c.alias) ELSE c.id END as slug
FROM fn30r_categories as c
LEFT JOIN fn30r_categories AS s
ON (s.lft < c.lft
AND s.rgt > c.rgt
AND c.language in ('el-GR','*')) OR (s.lft >= c.lft
AND s.rgt <= c.rgt)
LEFT JOIN (SELECT cat.id as id
FROM fn30r_categories AS cat JOIN fn30r_categories AS parent
ON cat.lft BETWEEN parent.lft
AND parent.rgt
WHERE parent.extension = 'com_content'
AND parent.published != 1
GROUP BY cat.id) AS badcats
ON badcats.id = c.id
WHERE (c.extension='com_content' OR c.extension='system')
AND c.access IN (1,1)
AND c.published = 1
AND s.id=107
AND badcats.id is null
GROUP BY c.id, c.asset_id, c.access, c.alias, c.checked_out, c.checked_out_time,
c.created_time, c.created_user_id, c.description, c.extension, c.hits, c.language, c.level,
c.lft, c.metadata, c.metadesc, c.metakey, c.modified_time, c.note, c.params, c.parent_id,
c.path, c.published, c.rgt, c.title, c.modified_user_id
ORDER BY c.lftUPDATE fn30r_content
SET hits = hits + 1
WHERE id = 106UPDATE `fn30r_session`
SET `data` = '__default|a:9:{s:15:\"session.counter\";i:3;s:19:\"session.timer.start\";i:1775448664;s:18:\"session.timer.last\";i:1775448665;s:17:\"session.timer.now\";i:1775448665;s:24:\"session.client.forwarded\";s:55:\"10.1.236.29, 216.73.216.154, 216.73.216.154, 10.2.31.31\";s:22:\"session.client.browser\";s:103:\"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)\";s:8:\"registry\";O:9:\"JRegistry\":1:{s:7:\"\0*\0data\";O:8:\"stdClass\":0:{}}s:4:\"user\";O:5:\"JUser\":25:{s:9:\"\0*\0isRoot\";b:0;s:2:\"id\";i:0;s:4:\"name\";N;s:8:\"username\";N;s:5:\"email\";N;s:8:\"password\";N;s:14:\"password_clear\";s:0:\"\";s:8:\"usertype\";N;s:5:\"block\";N;s:9:\"sendEmail\";i:0;s:12:\"registerDate\";N;s:13:\"lastvisitDate\";N;s:10:\"activation\";N;s:6:\"params\";N;s:6:\"groups\";a:0:{}s:5:\"guest\";i:1;s:13:\"lastResetTime\";N;s:10:\"resetCount\";N;s:10:\"\0*\0_params\";O:9:\"JRegistry\":1:{s:7:\"\0*\0data\";O:8:\"stdClass\":0:{}}s:14:\"\0*\0_authGroups\";a:1:{i:0;i:1;}s:14:\"\0*\0_authLevels\";a:2:{i:0;i:1;i:1;i:1;}s:15:\"\0*\0_authActions\";N;s:12:\"\0*\0_errorMsg\";N;s:10:\"\0*\0_errors\";a:0:{}s:3:\"aid\";i:0;}s:13:\"session.token\";s:32:\"a50d6fffa16a50d5e5c3a6d6f74c2a45\";}'
, `time` = '1775448665'
WHERE `session_id` = 'aaj7pvj3co7t2hb8lfge2256l1'1 × SELECT a.id, a.asset_id, a.title, a.alias, a.title_alias, a.introtext, a.fulltext,
CASE WHEN badcats.id is null THEN a.state ELSE 0 END AS state, a.mask, a.catid, a.created, a.created_by, a.created_by_alias,
CASE WHEN a.modified = 0 THEN a.created ELSE a.modified END as modified, a.modified_by, a.checked_out, a.checked_out_time, a.publish_up, a.publish_down, a.images, a.urls, a.attribs, a.version, a.parentid, a.ordering, a.metakey, a.metadesc, a.access, a.hits, a.metadata, a.featured, a.language, a.xreference,c.title AS category_title, c.alias AS category_alias, c.access AS category_access,u.name AS author,( SELECT MAX(contact.id) AS id
FROM fn30r_contact_details AS contact1 × SELECT c.*,
CASE WHEN CHAR_LENGTH(c.alias) THEN CONCAT_WS(':', c.id, c.alias) ELSE c.id END as slug
FROM fn30r_categories as c
LEFT JOIN fn30r_categories AS s
ON (s.lft < c.lft
AND s.rgt > c.rgt
AND c.language in ('el-GR','*')) OR (s.lft >= c.lft
AND s.rgt <= c.rgt)
LEFT JOIN (SELECT cat.id as id
FROM fn30r_categories AS cat JOIN fn30r_categories AS parent
ON cat.lft BETWEEN parent.lft
AND parent.rgt1 × SELECT b.id
FROM fn30r_usergroups AS a
LEFT JOIN fn30r_usergroups AS b
ON b.lft <= a.lft
AND b.rgt >= a.rgt1 × SELECT b.rules
FROM fn30r_assets AS a
LEFT JOIN fn30r_assets AS b
ON b.lft <= a.lft
AND b.rgt >= a.rgt1 × SELECT COUNT(*)
FROM `fn30r_menu`1 × SELECT m.id, m.menutype, m.title, m.alias, m.note, m.path AS route, m.link, m.type, m.level, m.language,m.browserNav, m.access, m.params, m.home, m.img, m.template_style_id, m.component_id, m.parent_id,e.element as component
FROM fn30r_menu AS m
LEFT JOIN fn30r_extensions AS e
ON m.component_id = e.extension_id1 × SELECT `data`
FROM `fn30r_session`1 × UPDATE `fn30r_session`
SET `data` = '__default|a:9:{s:15:\"session.counter\";i:3;s:19:\"session.timer.start\";i:1775448664;s:18:\"session.timer.last\";i:1775448665;s:17:\"session.timer.now\";i:1775448665;s:24:\"session.client.forwarded\";s:55:\"10.1.236.29, 216.73.216.154, 216.73.216.154, 10.2.31.31\";s:22:\"session.client.browser\";s:103:\"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)\";s:8:\"registry\";O:9:\"JRegistry\":1:{s:7:\"\0*\0data\";O:8:\"stdClass\":0:{}}s:4:\"user\";O:5:\"JUser\":25:{s:9:\"\0*\0isRoot\";b:0;s:2:\"id\";i:0;s:4:\"name\";N;s:8:\"username\";N;s:5:\"email\";N;s:8:\"password\";N;s:14:\"password_clear\";s:0:\"\";s:8:\"usertype\";N;s:5:\"block\";N;s:9:\"sendEmail\";i:0;s:12:\"registerDate\";N;s:13:\"lastvisitDate\";N;s:10:\"activation\";N;s:6:\"params\";N;s:6:\"groups\";a:0:{}s:5:\"guest\";i:1;s:13:\"lastResetTime\";N;s:10:\"resetCount\";N;s:10:\"\0*\0_params\";O:9:\"JRegistry\":1:{s:7:\"\0*\0data\";O:8:\"stdClass\":0:{}}s:14:\"\0*\0_authGroups\";a:1:{i:0;i:1;}s:14:\"\0*\0_authLevels\";a:2:{i:0;i:1;i:1;i:1;}s:15:\"\0*\0_authActions\";N;s:12:\"\0*\0_errorMsg\";N;s:10:\"\0*\0_errors\";a:0:{}s:3:\"aid\";i:0;}s:13:\"session.token\";s:32:\"a50d6fffa16a50d5e5c3a6d6f74c2a45\";}' , `time` = '1775448665'1 × UPDATE fn30r_content
SET hits = hits + 11 × DELETE
FROM `fn30r_session`