Discovery learning approaches to education have recently come under scrutiny (Tobias & Duffy, 2009), with many studies indicating limitations to discovery learning practices. Therefore, 2 meta-analyses were conducted using a sample of 164 studies: The 1st examined the effects of unassisted discovery learning versus explicit instruction, and the 2nd examined the effects of enhanced and/or assist...

T h e purposes of this c o m m u n i c a t i o n are to p resen t a new m e t h o d of s t a in ing bac te r i a l capsules, to record the d e m o n s t r a t i o n b y s ta ins of the i r p resence on a n u m b e r of supposed ly n o n c a p s u l a t e d organisms, to p o i n t o u t the s t r u c t u r a l re la t ion of flagella to capsules a n d to cons ider the bear ing of these obse rva ...

A B S T R AC T This article is a ‘reflective piece’ that considers the ways in which the author’s teaching and learning ‘ideology’ has evolved over time. More specifically, it concerns the learning objectives connected with the use of computer-based marketing simulation exercises. The article takes a broad sweep, dealing with the general pattern rather than fine detail, and uses the classic Kol...

A n u n id en tified jogger takes advan tage o f the early den ts m igrate to c lim a tes w arm er than Sou th B end ’s m orn ing w arm th as he runs a lo n g the shore in Torsuch as Fort Lauderdale a n d D aytona Beach, Fla. The rence Beach, Calif. Spring break fo r N otre D am e a n d su n a n d su r f there p ro v id e recreation fo r vaca tion ing S a in t M ary’s studen ts is ju s t 3 7 da...

Mechanical , chemical, and enzymat ic techniques (4, 6, 8, 14, 18, 19) have been reported for dissociat ion of cells f rom liver, kidney, intestinal, ovarian, bra in , and embryonic tissues; bu t a method for obta in ing cell suspensions f rom the olfactory epi the l ium has not been reported in the l i terature. Earl ier investigations of olfaction have utilized olfactory tissue wi thout a t t...

DURING 1 9 4 5 , legislative sessions were he ld in all S t a t e s except Mississippi. Lou i s iana a n d Virg in ia h a d special sessions res t r i c ted t o subjec ts o the r t h a n publ ic ass i s tance . T h e r e m a i n ing S t a t e s ( inc lud ing t h e Dis t r i c t of Columbia , Hawai i , a n d Alaska) e n ac t ed in all a b o u t 5 0 0 laws w h i c h were p e r t i n e n t t o t h...

This paper p resen ts a d e c l a r a t i v e , dependency c o n s t r a i n t model f o r pa rs ing an i n f Lec t i onaL f r e e word o rder Language, t | k e F inn ish . The s t r u c t u r e o f F inn ish sentences is desc r ibed as p a r t i a l dependency t rees o f depth one. Pars ing becomes a n o n d e t e r m i n i s t t c search problem in the f o r e s t o f p a r t i a l parse t r ...

The basement membranes sur rounding the Schwann cells of per ipheral myel inated nerve fibers form un in te r rup ted tubes ensheathing the fibers, being continuous across the nodes of Ranvie r (9, 20). Dur ing Wal ler ian degenerat ion, the basement membranes persist and within the spaces enclosed by them (the " S c h w a n n tubes") the Schwann cells proliferate concurrent ly with the removal...